Which one does not give borax bead test_________________?
A. Copper sulphate
B. Barium sulphate
C. Cobalt sulphate
D. Nickel sulphate
Chemistry Mcqs
Which is carnalite________________?
Which is carnalite________________?
A. KCI
B. NaCI
C. KCI MgCl2 6H2O
D. Na2CO3. 10H2O
Which is the unit of (K) rate constant for zero order reaction ?
Which is the unit of (K) rate constant for zero order reaction ?
A. s-1
B. mol dm-3 s-1
C. mol-1 dm3 s-1
D. mol-2 dm6 s-1
Which of the following can be used in laptops ?
Which of the following can be used in laptops ?
A. Silver oxide battery
B. Fuel cell
C. Nickel cadmium cell
D. Lead accumulator
Which of the following solution has the highest boiling point ?
Which of the following solution has the highest boiling point ?
A. 5.85% NaCl Solution
B. 18.0 % glucose solution
C. 6.0 % urea solution
D. All have same boiling point
Solubility product of AgCl is 2.0 x 10-10 mol2 dm-6. Maximum Concentration of Ag+1 ions in the solution is__________________?
Solubility product of AgCl is 2.0 x 10-10 mol2 dm-6. Maximum Concentration of Ag+1 ions in the solution is__________________?
A. 2.0 x 10-10 mol dm-3
B. 1.414 x 10-5 mol dm-3
C. 1.0 x 10-10 mol dm-3
D. 1.0 x 10-5 mol dm-3
For a given process the heat changes at constant pressure (qp) and at constant volume (qv) are related to each other as___________________?
For a given process the heat changes at constant pressure (qp) and at constant volume (qv) are related to each other as___________________?
A. qp = qv
B. qp < qv
C. qp > qv
D. qp = qv / 2
Which specie has unpaired electrons in antibonding molecular orbitals_______________?
Which specie has unpaired electrons in antibonding molecular orbitals_______________?
A. O2+2
B. N2-2
C. B2
D. O2-2
Quantum number values for 3p orbitals are____________________?
Quantum number values for 3p orbitals are____________________?
A. n=3 l=2
B. n=3 l=0
C. n=3 l=1
D. n=3 l=3
Only London dispersion forces are present among the_________________?
Only London dispersion forces are present among the_________________?
A. Molecules of water in liquid state
B. Atoms of helium in gaseous state at high temperature
C. Molecules of hydrogen chloride gas
D. Molecules of solid iodine