IPRC Scientific Assistant Chemistry Paper 2015

ISRO Propulsion Complex means IPRC will conducted the recruitment exam for the post of Scientific Assistant Chemistry on 10th April 2022. If you had already applied for the said IPRC Vacancy pst and searching IPRC Scientific Assistant Chemistry Previous year Paper for preparation as per ISRO IPRC Scientific Assistant Chemistry Syllabus, then our team is providing the ISRO Propulsion Complex Scientific Assistant Chemistry last year papers in this article, which is helpful to you crack the ISRO exam 2022.

The most electronegative element among the following is
(a) Sodium
(b) Bromine
(c) Fluorine
(d) Oxygen

The heat energy required to raise the temperature of 1 kg of the substance by 1 K
(a) Specific heat
(b) Thermal capacity
(c) Water equivalent
(d) None of the above

If the Enthalpy (Heat) of a reaction is positive, it is
(a) Exothermic reaction
(b) Endothermic reaction
(c) Neither exothermic nor endothermic
(d) Either exothermic or endothermic

Ammonia is manufactured by
(a) Haber process
(b) Hokker process
(c) Ostwalds process
(d) Beckmann process

Which one of the following contain metal-metal bond?
(a) Cupric Chloride
(b) Stannous Chloride
(c) Mercurous Chloride
(d) Mercuric Chloride

Which of the following is not correct about diamond
(a) Diamond is a non conductor of electricity
(b) It is chemically inert
(c) Its refractive index is very high
(d) Hybridization of the carbon is SP2

The method that cannot be used for removing permnent hardness of water is
(a) Ion exchange
(b) Distillation
(c) Adding caustic sode
(d) Boiling

Which one of the following compounds contains a cation having non-inert gas outermost configuration?
(a) NaCl
(b) KCl
(c) CaCl2
(d) CuCl2

Calculate the number of protons, neutrons and electrons in Bromine (atomic number 35, Mass Number 80)
(a) No. of Protons – 17, Electrons -18, Neutrons – 80
(b) No. of Protons – 35, Electrons – 45, Neutrons – 35
(c) No. of Protons – 35, Electrons – 35, Neutrons – 45
(d) No. of Protons – 45, Electrons – 35, Neutrons – 45

Liquids assume spherical shape to
(a) To lower the energy
(b) Increase the surface area
(c) To increase the number of molecules on the surface
(d) All of the above

Last Updated on 1st April 2022