Formula of Chile saltpetre is__________________?

Related Mcqs:

1. 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...

2. 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...

3. The formula of starch is__________________?

   A. C12H22O11 B. C6H10O5 C. (C6H10O5)n D. C6H12O6...

4. 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...

5. 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...

6. What is the molecular formula of Benzenetriozonide ?

   A. C6H6O9 B. C6H5O8 C. C6H5O9 D. C6H6O6...

7. General formula of alkyne is______________?

   A. CnH2n + 2 B. CnH2n – 2 C. CnH2n D. CnH2n + 2...

8. What is the molecular formula for Nitric acid ________ ?

   A. HNO2 B. HNO3 C. HN2O2 D. H2NO4 Submitted by: Rashid Mehmood...

9. The molecular formula for cholesterol is C27 H46 O. What are the degrees of unsaturation for this compound?

   A. 5 B. 6 C. 7 D. 8 Submitted by: Muhammad Ali Kunbhar...

10. The Chemical Formula of Sand is___________?

    A. Si2O3 B. SiO2 C. Al2O3 D. Sr2O Submitted by: Naintara Mustafa...