Which of the following is not a chemical reaction?

Important Questions on NTSE (Stage I) Practice Set 3

EASY

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 114

The physical state of water at $100{ }^{0}C$ is

EASY

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 115

Which of the following characteristics are associated with gaseous state ?

MEDIUM

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 116

A gas can be liquefied by

MEDIUM

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 117

The latent heat of vaporisation of water is 

MEDIUM

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 118

The correct formula for rust is 

MEDIUM

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 119

Which of the following reaction is a redox reaction as well as displacement reaction?

EASY

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 120

The term rancidity represents

EASY

Stage 1 & 2

IMPORTANT

Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 3 - NTSE (Stage I) Practice Set 3>NTSE (Stage I) Practice Set 3>Q 121

${\mathrm{aMg}}_3{\mathrm{N}}_2+{\mathrm{bH}}_2\mathrm{O}\to \mathrm{cMg}{\left(\mathrm{OH}\right)}_2+{\mathrm{dNH}}_3$. When the equation is balanced the coefficients a, b, c and d respectively are