Basicity of orthophosphoric acid is________?
Basicity of orthophosphoric acid is________?
A. 2
B. 3
C. 4
D. 5
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Which of the following is the formula of chrome red ?
Which of the following is the formula of chrome red ?A. Pb3 O4
B. 2Pb CO3 – Pb (OH)2
C. Pb Cr O4 – Pb (OH)2
D. Pb2OElectric bulb filament is made of__________?
Electric bulb filament is made of__________?A. Copper
B. Aluminum
C. Lead
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AgCl dissolved with conc (2×10-2) Ksp will be__________________?A. 3.6 x 10-6
B. 3.6 x 10-5
C. 7.2 x 10-6
D. 4 x 10-4Iodine is solid due to_________________?
Iodine is solid due to_________________?A. Strong covalent bond
B. Large value of dipole moment
C. High polarizability
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Under what conditions the gases deviate from the ideal behavior ?A. High temperature
B. Low temperature
C. High pressure
D. B and CSize of filter paper is selected according to the amount of__________________?
Size of filter paper is selected according to the amount of__________________?A. solution
B. amount of insoluble solute
C. amount of soluble solute
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