Chemistry-Periodic Classification of Elements (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 18 - 21 of 23

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Question number: 18

» Chemistry » Periodic Classification of Elements

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ (Reactants) List-Ⅱ (Products)

(A)

Equation

(i)

Equation

(B)

ZnCO3 (s

(ii)

Equation

(C)

Equation

(iii)

Equation

(D)

Equation

(iv)

Equation

Choices

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

a.

  • (iv)
  • (i)
  • (ii)
  • (iii)

b.

  • (ii)
  • (iii)
  • (i)
  • (iv)

c.

  • (iv)
  • (ii)
  • (iii)
  • (i)

d.

  • (iii)
  • (iv)
  • (ii)
  • (i)

Question number: 19

» Chemistry » Periodic Classification of Elements

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ (Example Of Reaction) List-Ⅱ (Type Of Reaction)

(A)

Equation

(i)

Displacement reaction

(B)

Equation

(ii)

Precipitation reaction

(C)

Equation

(iii)

Decomposition reaction

(D)

Equation

(iv)

Combination reaction

Choices

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

a.

  • (ii)
  • (iv)
  • (i)
  • (iii)

b.

  • (ii)
  • (i)
  • (iv)
  • (iii)

c.

  • (i)
  • (ii)
  • (iii)
  • (iv)

d.

  • (ii)
  • (iv)
  • (iii)
  • (i)

Question number: 20

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

Equation

Equation

The above two reactions are the example of

Choices

Choice (4) Response

a.

Double displacement reaction

b.

Redox reaction

c.

Decomposition reaction

d.

Displacement reaction

Question number: 21

» Chemistry » Periodic Classification of Elements

MCQ▾

Question

Equation

The above reaction is an example of a

Choices

Choice (4) Response

a.

Double displacement reaction

b.

Displacement reaction

c.

Combination reaction

d.

Decomposition reaction

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