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admin January 16, 2024 No Comment

Chemistry / Class – 12/Practice Paper

(i) Which of the following units of concentration does not depend on temperature? (a) molarity (b) Molality (c) formality (d)
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admin January 16, 2024 No Comment

Board Booster Question of Chemistry

Q. What is Tollens’ reagent? Write one usefulness of this reagent. Ans. Ammonical silver nitrate (AgN03 + NH40H) solution is
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admin January 16, 2024 No Comment

Important Question of BIOMOLECULES

BIOMOLECULES Q. 1. Name polysaccharides which is stored in the liver of animals. Ans. Glycogen. Q. 2. What structural feature
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admin January 16, 2024 No Comment

1 Marks Important Question of Amine

AMINES Q. 3. Draw structure of TNT, an explosive. Ans. Q. 6. What is Hinsberg’s reagent ? Ans. Benzene sulphonyl
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admin January 15, 2024 No Comment

Chemistry MCQ

1. Which of the following is a nonpolar molecule? (a) HCl (b) CH3Cl (c) H2 (d) NH3  Answer. (c) 2.
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admin January 15, 2024 No Comment

Anion CO32-  and Cation Mg2+

AIM: Analyse systematically the given salt of inorganic compound for anion and cation (by dry and wet test). Test for
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admin January 15, 2024 No Comment

Anion CO32-  and Cation Ca2+ 

AIM: Analyse systematically the given salt of inorganic compound for anion and cation (by dry and wet test). Test for
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admin January 15, 2024 No Comment

Anion NO3- and Cation Sr2+ 

AIM: Analyse systematically the given salt of inorganic compound for anion and cation (by dry and wet test). Test for
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admin January 15, 2024 No Comment

Anion Cl-  and Cation Ba2+ 

AIM: Analyse systematically the given salt of inorganic compounds for anion and cation (by dry and wet test). Test for
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admin January 15, 2024 No Comment

Anions SO42-  and Cations Fe3+ 

AIM: Analyse systematically the given salt of inorganic compounds for anion and cation (by dry and wet test). Test for
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