The properties which do not depend on mass of the substance are _____________?

Related Mcqs:

1. 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

2. 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

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. The properties of an element mosly corresponds to that isotope which has greater_________________?

   A. Mass number
   B. Atomic mass
   C. Relative abundance
   D. all of the above

5. Which of the following properties prove that cathode rays are material in nature_________________?

   A. they cast shadow
   B. they possess momentum
   C. they are negatively charged
   D. all of the above

6. Every sample of matter with uniform properties and fixed composition is called_________________?

   A. solute
   B. solvent
   C. solution
   D. phase

7. Elements with similar chemical properties appear in the_________________?

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

8. Many properties of an element and its compounds can be predicted from the position of the element in the periodic table. What property could not be predicted in this way ?

   A. The nature of its oxides
   B. The charge on its ions
   C. The formula of its oxide
   D. Its number of isotopes

9. Amphoteric exides are those which possess ____________ properties?

   A. Acidic
   B. Basic
   C. Acidic and basic
   D. Neutral and acidic

10. Transition elements, in general, exhibit the following properties, except one. Name that property?

    A. Variable oxidation state
    B. Natural Radioactivity
    C. Tendency to form complexes
    D. Formation of alloys

    Submitted by: Muhammad Ali Kunbhar