General formula of alkyne is______________?

Related Mcqs:

1. Out of Alkane, Alkene & Alkyne, which one is more acidic?

   A. Alkane
   B. Alkene
   C. Alkyne
   D. All have same

   Submitted by: Aamir khan Hullio

2. 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

3. 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

4. Aldehyde and ketone have same general formula for homologous series_________________?

   A. CnH2nO2n
   B. CnH2n
   C. CnH2nO
   D. CnH2nOn+1

5. Empirical formula of chloroform is____________________?

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

6. 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. Pb2O

7. The number of formula units in 29.25g of common salt_________________?

   A. 6.022 x 1023
   B. 3.01 x 1023
   C. 2 x NA
   D. 4 x 6.022 x 1023

8. How many isomeric aldoses are possible for the molecular formula C6H12O6?

   A. 2
   B. 4
   C. 7
   D.16

   Submitted by: Muhammad Ali Kunbhar

9. The Chemical Formula of Sand is___________?

   A. Si2O3
   B. SiO2
   C. Al2O3
   D. Sr2O

   Submitted by: Naintara Mustafa

10. What is the formula of Silver nitrate?

    A. AgNO
    B. AgNO2
    C. AgNO3
    D. AgNO4

    Submitted by: Muhammad Kamal