Which one is false for evaporation ?
Which one is false for evaporation ?
A. Surface phenomenon
B. Continuous
C. Exothermic
D. Cause cooling
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Marsh gas is _________?
Marsh gas is _________?A. Methane
B. Ethane
C. Hydrogen
D. NitrogenGooch Crucibles are made up of________________?
Gooch Crucibles are made up of________________?A. plastic
B. fibre
C. porcelain
D. steelThe hybridization of nitrogen atom in pyridine is_______?
The hybridization of nitrogen atom in pyridine is_______?A. Sp
B. Sp2
C. Sp3
D. It is not hybridizedThe composition of ‘ Golden spangles is_________?
The composition of ‘ Golden spangles is_________?A. PbCrO4
B. PbI2
C. As2Cr2O7
D. BaCrO4Ionization energy in a period generally ___________________?
Ionization energy in a period generally ___________________?A. Increases
B. Decreases
C. No change
D. Variable trendThe Lewis acids are__________________?
The Lewis acids are__________________?A. Electron deficient
B. Electron rich
C. Octet is complete
D. No such acids exist