Which of the following compounds has the empirical formula CH2O and reacts with sodium hydroxide ?

Related Mcqs:

1. For which of the following compounds the term empirical formula cannot be applied ?

   A. NaCl
   B. H2O
   C. CCI4
   D. It can be applied to all mentioned above

2. What is the Chemical formula of Zinc Hydroxide _________ ?

   A. Zn(OH)2
   B. ZNO2
   C. Zn2(OH)3
   D. ZnOH

   Submitted by: Rashid Mehmood

3. Empirical formula of chloroform is____________________?

   A. CH2 C12
   B. CH3C1
   C. CC14
   D. CHCL3

4. If a compound contains 24 gram of carbon 2 gram of hydrogen and 64 gram of oxygen then its empirical formula will be________?

   A. C2H2O4
   B. CH2
   C. CH2O
   D. CHO2

   Submitted by: Raza Samejo

5. The chemical formula of sodium hypochlorite is________________?

   A. NaCLO
   B. NaClO2
   C. NaClO3
   D. NaClO4

6. Formaldehyde on condensation in the presence of calcium hydroxide: ______________?

   A. Formose 
   B. Fructose
   C. Maltose
   D. Xylose

   Submitted by: Said wali shah

7. A compound is determined to have an emperical formula of C2H6O and a molar mass of 138 g/mole. What is the molecular formula?

   A. C2H6O
   B. C6H18O3
   C. C6H12O6
   D. C2H5O

   Submitted by: Muhammad Ali Kunbhar

8. A substance is analyzed and found to have an emperical formula of CH2 and a molar mass of 56g/mole. What is the molecular formula of the compound?

   A. C2H4
   B. C3H6
   C. C4H8
   D. C5H10

   Submitted by: Muhammad Ali Kunbhar

9. Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone ?

   A. primary alcohol
   B. secondary alcohol
   C. tertiary alcohol
   D. dihydric alcohol

10. Which one of the following molecules does not form alcohol when reacts with Grignard reagent ?

    A. formaldehyde
    B. acetaldehyde
    C. propanone
    D. carbondioxide