Which of the following is not a heavy industry ?
Which of the following is not a heavy industry ?
A. iron
B. fertilizer
C. paper
D. none
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Nitration of chlorobenzene gives___________________?
Nitration of chlorobenzene gives___________________?A. o – chloronitrobenzene
B. p – chloronitrobenzene
C. m – chloronitrobenzene
D. A & BRate of filtration can be increased by applying gentle suction______________?
Rate of filtration can be increased by applying gentle suction______________?A. Gooch crucible
B. Filter paper
C. Sintered crucible
D. All of the aboveAcross short period the melting and boiling point increase upto __________________?
Across short period the melting and boiling point increase upto __________________?A. IIIA group
B. IVA group
C. VA group
D. VIA groupWhich of the following is typical transition metal ?
Which of the following is typical transition metal ?A. Sc
B. Y
C. Cd
D. CoBucky balls is an allotropic from of__________________?
Bucky balls is an allotropic from of__________________?A. Sulphur
B. Carbon
C. Silica
D. TinHydrocarbon is formed when Grignard reagent is treated with___________?
Hydrocarbon is formed when Grignard reagent is treated with___________?A. H2O
B. CH3OH
C. Both a and b
D. None of the above