NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 827 - 829 of 1258

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Question number: 827

» Atomic Structure » Rules for Filling Electrons in Orbitals

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MCQ▾

Question

Which of the following configuration is electronic configuration of ?

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 828

» Organic Compounds with Oxygen » Preparation, Properties and Reactions and Uses

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MCQ▾

Question

Which of the following are the characteristics of alcohols?

(1) Lower alcohols are colourless toxic liquids

(2) The boiling points of alcohols increase with increasing molecular mass

(3) The lower alcohols are soluble in water

(4) Higher alcohols are colourless toxic liquids

In the following questions, more than one of the answers given are correct. Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1,2 and 3 are correct

b.

2 and 4 are correct

c.

1 and 2 are correct

d.

1 and 3 are correct

Question number: 829

» Hydrocarbons » Alkynes » Addition of Hydrogen, Halogens, Water and Hydrogen Halides

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MCQ▾

Question

What happens when 2- butyne reacts with H2 in presence of Nickle boride or Lindlar’s catalyst (Pd/CaCO3-PbO)?

Choices

Choice (4) Response

a.

2- butyne reacts with H2 in presence of Nickle boride :Choice A

2- Butyne Reacts with H2 in Presence of Nickle Boride: Choice A

2- butyne reacts with H2 in presence of Nickle boride forms

b.

2- butyne reacts with H2 in presence of Nickle boride :Choice B

2- Butyne Reacts with H2 in Presence of Nickle Boride: Choice B

2- butyne reacts with H2 in presence of Nickle boride forms

c.

2- butyne reacts with H2 in presence of Nickle boride :Choice C

2- Butyne Reacts with H2 in Presence of Nickle Boride: Choice C

2- butyne reacts with H2 in presence of Nickle boride forms

d.

2- butyne reacts with H2 in presence of Nickle boride :Choice D

2- Butyne Reacts with H2 in Presence of Nickle Boride: Choice D

2- butyne reacts with H2 in presence of Nickle boride forms