Questions

Shock resisting steels should have toughness.

S-5 is a silico-manganese shock resisting steel that offers good ductility.

The outer most electrons that are free to move are called valency electrons that are responsible for the conductivity in the metal atoms.

( int t ; t = a, a = b, b = t ;);

This code won't compile since declaration of t cannot occur within parentheses.

Fouaad Mirza is related to the game Equestrian. His show wins first medal to India in equestrian game. He clinched silver medal in the individual event of equestrian game in the Asian games 2018. 

Fouaad Mirza belongs to Bangaluru.

The Ministry of Human Resource Development, formerly Ministry of Education in India
Ramesh Pokhriyal the Union Cabinet Minister of Human Resource Development in 2019. He represents the Haridwar Parliamentary constituency of Uttarakhand in the 17 Lok Sabha elections.

Prakash Javadekar was the former Human Resource Development Minister in 2018.

A mixture is made from different substances that are not chemically joined.Compound:

•Two or more elements combine together chemically to form a new substance called compound.

•The different elements are chemically joined together.•Compounds are homogeneous, i.e. their properties are the same throughout

•The compound has properties different from the elements it contains.

•It can only be separated into its elements using chemical reactions. (not using physical methods)

•During the formation of a compound from its elements, a certain amount of energy in the form of heat, light, electricity is either absorbed or evolved