A. 80%
B. 30%
C. 40%
D. 20%
Related Mcqs:
- Sodium carbonate is produced by____________?
A. haber process
B. Amonia solvay process
C. decons process
D. lead chamber processSubmitted by: Ayesha zameer
- Which one of the following carbonate is water insoluble ?
A. Na2CO3
B. K2CO3
C. (NH4)2CO3
D. CaCO3 - Dry distillation of calcium acetate results in the formation of_________________?
A. formaldehyde
B. acetaldehyde
C. methane
D. acetone - How many moles are in 22.2 grams of Calcium chloride, CaCl2?
A. 0.2 moles
B. 0.3 moles
C. 0.4 moles
D. 0.5 molesSubmitted by: Muhammad Ali Kunbhar
- Electronic Configuration of Calcium (Ca) atom may be written as________?
A. Ne, 4p2
B. Ar, 4s2
C. Ne, 4s2
D. Kr,4p2Submitted by: Muhammad Ali Kunbhar
- Formaldehyde on condensation in the presence of calcium hydroxide: ______________?
A. Formose
B. Fructose
C. Maltose
D. XyloseSubmitted by: Said wali shah
- The mass of decimole of electrons (NA) is___________________?
A. 1.008 mg
B. 0.184 mg
C. 0.054 mg
D. 5.4 mg - End name of enzyme is___________________?
A. yl
B. ase
C. one
D. al - The longest period in the modern periodic table is___________________?
A. 6th
B. 7th
C. 2nd and 3rd both
D. 5th - Allotropic form of phosphorus that is poisonous is___________________?
A. White
B. Red
C. Black
D. Violet
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