JEE Main 2020 (Online) 2nd September Evening Slot | Chemistry in Everyday Life Question 58 | Chemistry

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JEE Main 2020 (Online) 2nd September Evening Slot

MCQ (Single Correct Answer)

-1

If you spill a chemical toilet cleaning liquid on your hand, your first aid would be

aqueous NaOH

aqueous NaHCO₃

aqueous NH₃

vinegar

JEE Main 2020 (Online) 9th January Morning Slot

MCQ (Single Correct Answer)

-1

A chemist has 4 samples of artificial sweetener A, B, C and D. To identify these samples, he performed certain experiments and noted the following observations :

(i) A and D both form blue-violet colour with ninhydrin.

(ii) Lassaigne extract of C gives positive AgNO₃ test and negative Fe₄[Fe(CN)₆]₃ test.

(iii) Lassaigne extract of B and D gives positive sodium nitroprusside test

Based on these observations which option is correct ?

A : Aspartame ; B : Alitame ; C : Saccharin ; D ; Sucralose

A : Alitame ; B : Saccharin ; C : Aspartame ; D ; Sucralose

A : Aspartame ; B : Saccharin ; C : Sucralose ; D ; Alitame

A : Saccharin ; B : Alitame ; C : Sucralose ; D ; Aspartame

JEE Main 2020 (Online) 7th January Morning Slot

MCQ (Single Correct Answer)

-1

Match the following :
(i) Riboflavin    (a) Beriberi
(ii) Thiamine    (b) Scurvy
(iii) Pyridoxine   (c) Cheliosis
(iv) Ascorbic acid    (d) Convulsions

(i)-(c), (ii)-(d), (iii)-(a), (iv)-(b)

(i)-(d), (ii)-(b), (iii)-(a), (iv)-(c)

(i)-c, (ii)-(a), (iii)-(d), (iv)-(b)

(i)-(a), (ii)-(d), (iii)-(c), (iv)-(b)

JEE Main 2019 (Online) 9th April Evening Slot

MCQ (Single Correct Answer)

-1

Noradrenaline is a/an

Antacid

Antihistamine

Neurotransmitter

Antidepressant