GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 061

GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 061

601). In the complex K4Fe(CN)6 the oxidation number of Iron is
A). 0
B). 1
C). 2
D). 3

Answer: 2


   
602). The scientist who gave the atomic concept of matter is
A). Niels Bohr
B). Rutherford
C). John Dalton
D). Einstein

Answer: John Dalton


   
603). Washing soda is
A). sodium carbonate
B). sodium bicarbonate
C). sodium sulphite
D). sodium biosulphite

Answer: sodium carbonate


   
604). Washing soda is
A). sodium carbonate
B). sodium bicarbonate
C). sodium sulphite
D). sodium biosulphite

Answer: sodium biosulphite

   
605). Find the odd one out
A). PVC
B). Nylon
C). Terrylene
D). DDT

Answer: DDT



606). The number of electrons that can be accommodated in K-shell
A). 8
B). 4
C). 2
D). 16

Answer: 2


   
607). Ether chloroform and nitrous oxide are
A). antibiotics
B). explosives
C). anaesthetics
D). analgesics

Answer: anaesthetics


   
608). The inner transition element among the following is
A). scandium
B). lanthanum
C). titanium
D). cesium

Answer: lanthanum


   
609). Find the odd one out
A). benzene
B). furan
C). pyrrole
D). thiophene

Answer: benzene


   
610). The general formula for an alkyne is
A). CnH2n+4
B). CnH2n+2
C). CnH2n
D). CnH2n-2

Answer: CnH2n-2