Which of the following terms is used for the mass of chlorine 35.5 ?

Related Mcqs:

1. Mass spectrometer is used to determine Mass number of isotopes and___________________?

   A. Atomic number B. Relative abundance C. Electronic configuration D. All of the above...

2. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

   A. Cl2O B. ClO2 C. Cl2O6 D. Cl2O7...

3. A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore?

   A. 74% Fe B. 75% Fe C. 77% Fe D. 78% Fe Submitted by: Muhammad Ali Kunbhar...

4. A single chlorine free radical can destroy how many ozone molecules ?

   A. 10 B. 100 C. 10000 D. 100000...

5. Which is the paramagnetic oxide of chlorine ?

   A. Cl2O7 B. Cl2O6 C. ClO2 D. all...

6. The colour of chlorine gas is_______________?

   A. pale yellow B. freenish yellow C. reddish brown D. grayish black...

7. Chlorine Cl when attached to benzene has________?

   A. +I and +R effect B. -1 and +R effect C. +1 and -R effect D. -I and -R effect Submitted by: Muhammad Ali Kunbhar...

8. Z number for chlorine is __________?

   A. 35.5 B. 17 B. 15 D. 21 Submitted by: Aamir khan Hullio...

9. When cationic molecular ions are allowed to pass through strong magnetic field in mass spectrometer which of the following ions is fallen__________________?

   A. lighter B. intermediate C. heavier D. are collected at same time...

10. Which of the following terms is not used for ionic compound ?

    A. formula unit B. empirical formula C. molecular formula D. formula mass...