Carnalite has chemical formula__________________?

Related Mcqs:

1. The balanced chemical equation for the reaction which occurs when Be is added to water is____________?

   A. Be+2H2O?Be (OH)2+H2
   B. Be+H2O?Be (OH)2+H2
   C. Be+H2O?[Be (OH)4]+2+H2
   D. no reaction

2. The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?

   A. Ionization energy
   B. Electron affinity
   C. Electro negativity
   D. None of the above

3. Chemical equilibrium state is_______________?

   A. dynamic state
   B. static state
   C. free state
   D. unidirectional state

4. Any process of chemical decay of metals due to the action of surrounding medium is called__________________?

   A. activation
   B. enameling
   C. corrosion
   D. coating

5. Elements with similar chemical properties appear in the_________________?

   A. Same family
   B. Same period
   C. p block elements
   D. Right upper corner

6. The chemical formula of sodium hypochlorite is________________?

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

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

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

   Submitted by: Rashid Mehmood

8. What is chemical symbol for Tungsten?

   A. Z
   B. T
   C. Tn
   D. W

   Submitted by: Munwar Ali Sohu

9. The Chemical Formula of Sand is___________?

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

   Submitted by: Naintara Mustafa

10. The maximum amount of product obtained by balanced chemical equation is called as __________?

    A. Practical yield
    B. Theoretical yield
    C. Actual yield
    D. NOT

    Submitted by: Aamir khan Hullio