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Chemistry MCQs Quiz 118

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Question 1

Which of the following elements has greater 1st ionization energy---------?

Score: 0 of 1
Your answerChoice

B

O

N

Selected

C

Question 2

Which of the following elements react with steam to produce H2 gas?

Score: 1 of 1
Your answerChoice

Ni

Pd

Selected

All of the above

Sn

Question 3

Which of the following factors help to measure quallity of water ?

Score: 1 of 1
Your answerChoice

DO

BOD

COD

Selected

all of the above

Question 4

Which of the following fertilizers is not useful for paddy rice ?

Score: 1 of 1
Your answerChoice
Selected

Ammonium nitrate

DAP

Ammonium sulphate

urea

Question 5

Which of the following gases is the main cause of acid rain ?

Score: 0 of 1
Your answerChoice

none of the above

Selected

both a & b

NO2

CO

Question 6

Which of the following gases shows more ideal behaviour at 0°C------?

Score: 1 of 1
Your answerChoice

H2

CH4

NH3

Selected

He

Question 7

Which of the following haloalkane is hydrolysed by SN1 mechanism?

Score: 0 of 1
Your answerChoice
Selected

CH3CH2Br

(CH3)3CBr

CH3CH2CH2Br

CH3Br

Question 8

Which of the following has orange flavour---------?

Score: 1 of 1
Your answerChoice

amyl lactate

isobutyl formate

Selected

octyl acetate

ethyl butyrate

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