Correct answer is option 'B'. Building Line Following and Food Following RobotsBuilding Line Following and Food Following, Building Line Following and Food Following Robots, Match the following of Carbohydrates, Amino Acids, Polymers & Miscellaneous Match the Following, Pas, RD Sharma Solutions for Class 7 Mathematics. NH3 is a weak base, meaning it does not hold onto acidic protons very strongly. Answer: China rose (gudhal) is an acid-base indicator. Which one of the following is acidic? When is a salt solution basic or acidic? A good example of such a salt is ammonium bicarbonate, NH 4 HCO 3 ; like all ammonium salts, it is highly soluble, and its dissociation reaction in water is as follows: (iv) Bulb will not glow because it depends upon the type of electrolytic solution. (b) An acidic salt: Acid salts are formed by the partial replacement of the ionizable hydrogen atoms of … If neutral, simply write only NR. KCN(s) --> K + (aq) + CN-(aq) K + is a neutral ion and CN-is a basic ion. Which one of the following is a acidic salt a) NaHSO4 b) Na2SO4 c) Na2SO3 And explain why 2 See answers HєmαntMєhrα HєmαntMєhrα Answer: NaHSO4 is also an 'acidic salt' as its its aqueous solution is distinctly acidic in nature. Acid salts can also contain an acidic proton in the anion. A half-neutralization occurs due to the remaining of replaceable hydrogen atoms from the partial dissociation of weak acids that have not been reacted with hydroxide ions to create water molec Correct answer is (C) Ammonium chloride.. Because in (A) Sodium nitrate both the conjugates are weak so will not affect the pH of the solution.. This question has multiple correct options. Among all the acids given , carbonic acid is the weakest one. (b) A compound if acidic will turn all indicators red. For example: dibasic sulphuric acid yields sodium hydrogen sulphate ( NaHSO4). Consider the salt formed when the weak acid hydrofluoric acid is neutralized by the strong base sodium hydroxide. Answers of Which of the following does not form an acidic salt?a)Phosphoric acidb)Carbonic acidc)Hydrochloric acidd)Sulphuric acidCorrect answer is option 'B'. 1)Determine if the following salt is neutral, acidic or basic. Another way to prevent getting this page in the future is to use Privacy Pass. If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. If acidic or basic, write the appropriate equilbirium equation for the acid or base that exists when the salt is dissolved in aqueous solution. an acid salt View Answer When H 2 S gas is passed through a hot acidic aqueous solution containing A l 3 + , C u 2 + , P b 2 + and N i 2 + , a precipitate is formed which consists of: Out the four,NaH 2 PO 3,NaH 2 PO 4 and Na 2 HPO 4 are acidic salts. Cloudflare Ray ID: 614758030bdb6dee A.) are solved by group of students and teacher of Class 7, which is also the largest student community of Class 7. Carbonic acid as it is a weak acid. NH4I is produced from HI and NH3. An acidic solution formed by acid salt is made during partial neutralization of diprotic or polyprotic acids. NH4Cl, CuCl2, AlCl3 B.) If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. The results for this demonstration are summarized in the following table. Can you explain this answer? 1. A salt solution can be acidic, basic, or neutral When dissolved in water, which of the following salts will not affect the pH: KCI, FeCl3, NaNO3, CaCO3, LiF, and NH Br? A salt is an ionic compound that is formed when an acid and a base neutralize each other. (a) Phosphoric acid (b) Carbonic acid (c) Hydrochloric acid (d) Sulphuric acid. Which of the following best describe an aqueous solution of C2H5NH3Br? when dissolved in water, which of the following salts will not affect the pH: KCl, FeCl3, NaNO3, CaCO3, LiF, and NH4Br? 13. Carbonic acid does not form and acetic acid because it is a weak acid. Determine if the following salt is neutral, acidic or basic. Both HBr and KOH are strong, meaning KBr is a neutral salt. KCN is a basic salt. The pH will remain neutral at 7. (d) Common salt dissolved in water turns blue litmus red. so option 1 is right. are solved by group of students and teacher of Class 7, which is also the largest student Chemistry For an H+ concentration, [H+], of 4.3 x 10-4 M, would this be acidic, neutral or basic? HClO 4 and NaClO 4 are not an acidic buffer because strong acid with its salt cannot form buffer solution. There are several guiding principles that summarize the outcome: Salts that are from strong bases and strong acids do not hydrolyze. Acidic salts are those salts which contain one replaceable H atom,so that H + is released to make the solution acidic. Please enable Cookies and reload the page. You can study other questions, MCQs, videos and tests for Class 7 on EduRev and even discuss your questions like Which one could not possibly have the pH designated? An example of an acid salt is one containing any of these cations with a neutral base, such as ammonium chloride (NH 4 Cl). Suggest the possible cause for the variation in their results. Apart from being the largest Class 7 community, EduRev has the largest solved Explanation:-Acidic salts: are those salts which contain one replaceable H-atom, so that H+ is released to make the solution acidic. Which of the following does not form an acidic salt?a)Phosphoric acidb)Carbonic acidc)Hydrochloric acidd)Sulphuric acidCorrect answer is option 'B'. 1214 Views the answer is neutral, basic, acidic, acidic and i am not sure why . The salts formed above are formed by sodium hydroxide reacting Acid salts are a class of salts that produce an acidic solution after being dissolved in a solvent. In (D) Sodium Ethanoate we have weak conjugate acid but strong conjugate base which will make the solution basic and not acidic. HClO 4 and NaClO 4 are not an acidic buffer because strong acid with its salt cannot form buffer solution. Second, write the equation for the reaction of the ion with water and the related equilibrium expression. Can you explain this answer? By continuing, I agree that I am at least 13 years old and have read and Can you explain this answer? Question bank for Class 7. Its formation as a substance has a greater electrical conductivity than that of the pure solvent. He knows that ocean water is a solution of salt and water. You may need to download version 2.0 now from the Chrome Web Store. (a) A n ormal salt: Normal salts are the salts formed by the complete replacement of the ionizable hydrogen atoms of an acid by a metallic or an ammonium ion. China rose solution in different medium shows following changes: China rose + acid → Give dark pink colour, hence A is an acidic … While it may seem that salt solutions would always be neutral, they can frequently be either acidic or basic. Which of the following is not an acidic salt a CuSO4 b NH4Cl c FeCl3 d CH3COONa - Science - Acids Bases and Salts (CH3)2NH2CIO 3C22 Reset <> 1 2 9 + ( 1 11 (s) (1) (g) (aq) N 0 H3O+ H2O CI с H OH- NR • x H2O 12. Carbonic acid is a diprotic acid. Which among the following statement)s) is (are) correct? Chemistry. (a) Sour taste (b) Sweet taste (c) Bitter […] (i) Bulb will not glow because electrolyte is not acidic. EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. The Questions and Answers of Which of the following does not form an acidic salt?a)Phosphoric acidb)Carbonic acidc)Hydrochloric acidd)Sulphuric acidCorrect answer is option 'B'. not a salt basic salt acidic salt neutral salt Question 8 Is an aqueous solution of NaHSO3 acidic, basic, or neutral? • (ii) Bulb will glow because NaOH is a strong base and furnishes ions for conduction. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. He conducts an experiment and finds … is done on EduRev Study Group by Class 7 Students. (CH 3)NH 2 + H 3 O + (CH 3)NH 3 + + H 2 O; acidic 128. The Questions and O CaCO3, LiF, and NH Br O KCl and NaNO3 OKCl and FeCl3 OKCI, FeCl3 and NaNO3 O CaCO3 and LiF (a) All substances are either acidic or basic. over here on EduRev! • LiCl, NaCl, KCl C.) NaCH3CO2, KCH3CO2, RbCH3CO2 D.) NaCl, NH4Cl, Na2CO3 NaH 2 PO 2 is a neutral salt as it contains no replaceable hydrogen. basic neutral acidic (e) Phenolphthalein is a natural indicator. A salt solution can be acidic, basic, or neutral. Can you explain this answer? Which one of the following is an acidic salt? Out of 4 options, NaH2PO2 has no any replaceable H- atom. 2. The Questions and Answers of Which of the following does not form an acidic salt?a)Phosphoric acidb)Carbonic acidc)Hydrochloric acidd)Sulphuric acidCorrect answer is option 'B'. Find an answer to your question One of the following does not inject an acidic liquid into the skin through its sting. 2. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. … Salts With Hydrolyzable Protons in the Anion. Correct the false statements. The following is a more complicated scenario in which a salt contains a cation and an anion, both of which are capable of participating in hydrolysis. HI is a strong acid (it is the strongest of the stable hydrogen halides), but NH3 is a weak base. (c) Lime water turns red litmus blue. Predict whether the following solutions are acidic, basic, or nearly neutral: a. NaBr, b. K2SO3, c. NH4NO2, d. Cr(NO3). This makes the salt acidic. Golu added 2 drops of solution ‘C’ but could not get any change in colour. During partial neutralization of diprotic or polyprotic acids onto acidic protons very strongly electrolyte is not acidic halides! Conjugate base which will make the solution basic and not acidic cloudflare Ray ID: 614758030bdb6dee • your:... Will glow because it depends upon the type of electrolytic solution base, meaning it does not form and acid. Neutral or basic solution ‘ c ’ but could not get any change in colour acidic, neutral or.! Bulb will not glow because electrolyte is not available Please wait for a while and a base neutralize each.! 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