NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 129 - 135 of 1145

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1145 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 129

» S-Block Elements Group 1 and 2 » Electronic Configuration

MCQ▾

Question

Which of the following alkali metals are used in photoelectric cell?

Choices

Choice (4) Response

a.

Cs and Na

b.

Cs and Rb

c.

K and Cs

d.

Na and Li

Question number: 130

» S-Block Elements Group 1 and 2 » General Introduction

MCQ▾

Question

Which of the following alkali metals are most abundant in nature?

Choices

Choice (4) Response

a.

K and Na

b.

Li and Na

c.

Li and K

d.

Cs and Li

Question number: 131

» S-Block Elements Group 1 and 2 » General Introduction

MCQ▾

Question

Which one of the following ore is a mineral for magnesium?

Choices

Choice (4) Response

a.

Dolomite

b.

Iceland spar

c.

Carnotite

d.

Barytes

Question number: 132

» S-Block Elements Group 1 and 2 » Preparation and Properties » Sodium Hydroxide

MCQ▾

Question

Which of the following is true about sodium?

Choices

Choice (4) Response

a.

NaOH solution does not react with chlorine.

b.

Manganous hydroxide is soluble in excess of NaOH solution.

c.

NaOH is primary standard in volumetric analysis

d.

NaOH is used in concentration of bauxite ore

Question number: 133

» S-Block Elements Group 1 and 2 » Trends in Physical and Chemical Properties

MCQ▾

Question

What will be the change in hybrid state of BeCl 2 in the solid state?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 134

» S-Block Elements Group 1 and 2 » Preparation and Properties » Sodium Hydroxide

MCQ▾

Question

Which of the following salts does not form any precipitate with excess of NaOH?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

F e C l 3

d.

Equation

Question number: 135

» S-Block Elements Group 1 and 2 » Diagonal Relationships

MCQ▾

Question

Which of the following statement is not true regarding Li and Mg diagonal relationship?

Choices

Choice (4) Response

a.

Li and Mg salts are undergo hydrolysis

b.

Li and Mg combine with nitrogen on heating

c.

Atomic volumes of both are quite similar

d.

Li and Mg have very less polarizing power.

f Page
Sign In