PART-2
CHEMISTRY
Q). Which of the following is acidic in nature?
A)Lejmon juice
B)Baking Soda
C)Lime water
D)Antacid
Q). Bleaching powder contains
A)NaOH
B)Ca(OH) 2
C)Al2OH
D)None
Q). Cake contains
A)Baking Soda
B)Washing Soda
C)Bleaching powder
D)None
Q). Which is a natural fibre among the following?
A)Rayon
B)Nylon
C)Polyester
D)Silk
Q). Sulphur dioxide is a
A)Basic oxide
B)Acidic oxide
C)Neutral oxide
D)None
Q). Which of the following, is not a fossil fuel?
A)Coal
B)Petroleum
C)Charcoal
D)Natural gas
Q). From Petrochemicals ,……………… material is obtained.
A)Glass
B)Metals
C)Plastics
D)Wood
Q). Spirit and Petroleum turns into gas at
A)Room temperature
B)Ignitidn temperature
C)Maximum temperature
D)Normal temperature
Q). Among the following, the gas needed for Combustion is
A)Argon
B)Oxygen
C)Carbondioxide
D)Hydrogen
Q). The plastic, which moulded once, can’t be softened by heating, is
A)Thermoplastic
B)Thermosetting plastic
C)Polystyrene
D)None
Q). …. is found in nails.
A)Carbon
B)iodine
C)Sulphur
D)None
How I answer the questions