A. 30 KJ
B. 1 KJ
C. 39 KJ
D. 29 KJ
The heat energy produced when the human body metabolises 1 gram of fat is__________? Read More »
Chemistry Mcqs A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
Which of the following phenomenon is considered responsible for Global Warming? Read More »
Chemistry Mcqs A. p-electrons in Ne(Z = 10)
B. s-electrons in Mg(Z = 12)
C. d-electrons in Fe(Z = 26)
D. p-electrons in CI(Z = 17)
The number of d-electrons in Fe2+ (Z = 26) is not equal to that of____________? Read More »
Chemistry Mcqs A. smelting
B. roasting
C. calcinations
D. froth floatation
A. H2 at -73oC
B. CH4 at 300 K
C. N2 at 1,027oC
D. O2 at 0oC
The molecules of which gas have highest speed? Read More »
Chemistry Mcqs A. Dalton’s law
B. Gay Lussac’s law
C. Henry’s law
D. Raoult’s law
A. S
B. P
C. d
D. f
Which of the following orbitals has maximum penetration effect? Read More »
Chemistry Mcqs A. BaSO4
B. SrSO4
C. CaSO4
D. MgSO4
Which of the following is most soluble on water? Read More »
Chemistry Mcqs A. +3
B. +2
C. +1
D. +4
The common oxidation state of lanthanides is_________? Read More »
Chemistry Mcqs A. Be
B. Cl
C. K
D. P
Which one of the following is a bridge element? Read More »
Chemistry Mcqs