Chemistry (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 141 - 144 of 144

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1058 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: 141

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

Complete the following reaction

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 142

» Chemistry » Structure of Atom

MCQ▾

Question

The chemical name of and oxidation number of Mg is.

Choices

Choice (4) Response

a.

Magnesium phosphotite and three

b.

Magnesium phosphite and three

c.

Magnesium phosphide and two

d.

Magnesium phosphate and two

Question number: 143

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

Consider the following statements

I. Group 3 elements are called pnictogens.

II. Group 16 elements are called halogens.

Which of the above statement (s) is/are correct?

Choices

Choice (4) Response

a.

Only I

b.

Only II

c.

I and II

d.

Neither I nor II

Question number: 144

» Chemistry » Structure of Atom

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ (Group I) List-Ⅱ (Group II)

(A)

Alkane

(i)

(B)

Alkene

(ii)

(C)

Halo alkanes

(iii)

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)

a.

  • (iii)
  • (i)
  • (ii)

b.

  • (i)
  • (iii)
  • (ii)

c.

  • (ii)
  • (iii)
  • (i)

d.

  • (iii)
  • (ii)
  • (i)

f Page
Sign In