1.In the extraction of iron from its Haematite ore,the flux added and gangue formed respectively are

2.The conjugate base of [Fe(H₂O)₆]⁺³ is

3.Match the following:
a)Moment of linear 1.Buoyancy

momentum

b)Ability of free surface of 2.Potential

liquid to minimize its surface area

c)Work done per unit charge 3.Surface tension

d)Upward force experienced by a 4.Angular Momentum

body when wholly or partially

immersed in a fluid

a b c d

4.The Measurement standards laboratory of India is

5.Which one of the following is NOT the key recommendation put forward by the Justice Verma Committee,3rd February,2013 ?