JEE Main 2022 (Online) 27th June Morning Shift | Biomolecules Question 64 | Chemistry

L-isomer of a compound 'A' (C₄H₈O₄) gives a positive test with [Ag(NH₃)₂]⁺. Treatment of 'A' with acetic anhydride yields triacetate derivative. Compound 'A' produces an optically active compound (B) and an optically inactive compound (C) on treatment with bromine water and HNO₃ respectively. Compound (A) is :

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 64 English Option 1

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 64 English Option 2

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 64 English Option 3

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 64 English Option 4

JEE Main 2022 (Online) 26th June Evening Shift

MCQ (Single Correct Answer)

-1

Match List-I with List-II

	List - I Enzyne		List - II Conversion of
A.	Invertase	I.	Starch into maltose
B.	Zymase	II.	Maltose into glucose
C.	Diastase	III.	Glucose into ethanol
D.	Maltase	IV.	Cane sugar into glucose

Choose the most appropriate answer from the options given below :

A-III, B-IV, C-II, D-I

A-III, B-II, C-I, D-IV

A-IV, B-III, C-I, D-II

A-IV, B-II, C-III, D-I

JEE Main 2022 (Online) 26th June Evening Shift

MCQ (Single Correct Answer)

-1

Which one of the following is a water soluble vitamin, that is not excreted easily?

Vitamin B₂

Vitamin B₁

Vitamin B₆

Vitamin B₁₂

JEE Main 2022 (Online) 24th June Morning Shift

MCQ (Single Correct Answer)

-1

A polysaccharide 'X' on boiling with dil H₂SO₄ at 393 K under 2-3 atm pressure yields 'Y'. 'Y' on treatment with bromine water gives gluconic acid. 'X' contains $$\beta$$-glycosidic linkages only. Compound 'X' is :

starch

cellulose

amylose

amylopectin

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