Upto ___________________ C atoms alkanes are gases?

Related Mcqs:

1. Alkanes containing a methyl group on main chain at 2nd carbon are called________________?

   A. iso-alkane B. normal-alkane C. neo-alkane D. branched-alkane...

2. Alkanes are also known as________________?

   A. saturated hydrocarbon B. unsaturated hydrocarbon C. paraffins D. both A & C...

3. When the atoms of third layer are arranged in such a way that they directly lie above the atoms of first layer then this arrangement is called_________________?

   A. ABAB (hexagonal) B. ABCABC (Cubic) C. Orthor hombic D. Rhombohedral...

4. Halides in which halogen atoms act as a bridge between two atoms of the other element are called___________________?

   A. Covalent halides B. Electronegative halides C. Polymeric halides D. Polymeric hydrides...

5. Compound containing two halogen atoms on two adjacent carbon atoms are called as ___________?

   A. Glycols B. Vicinal dihalides C. Geminal dihalides D. Diols Submitted by: Aamir khan Hullio...

6. Across short period the melting and boiling point increase upto __________________?

   A. IIIA group B. IVA group C. VA group D. VIA group...

7. The melting points and boiling points upto meddle of 3d- series ____________________?

   A. increases B. decreases C. remain same D. no regular trend...

8. The property which increases upto group IV-A then decreases on wards_______________?

   A. Ionization energy B. Atomic radii C. Melting & boiling points D. Atomic volume...

9. In network of silica (SiO2) each silicon atom is surrounded by _____________ atoms of osygen?

   A. 4 B. 2 C. 1 D. 6...

10. In a molecule of carbon monoxide, what are the formal charges on the two atoms?

    A. Carbon=0, Oxygen=0 B. Carbon= +1, Oxygen= -1 C. Carbon= -1, Oxygen= +1 D. Carbon=0, Oxygen= -1 Submitted by: Muhammad Ali Kunbhar...