Download App

Carbon and its Compounds — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceCarbon and its Compounds1 Mark
MCQ
A molecule of ammonia (NH3) has:
  • A
    Only single bonds.
  • B
    Only double bonds.
  • C
    Only triple bonds.
  • D
    Two double bonds and one single bond.
✓

Answer

  1. Only single bonds.

Explanation: Ammonia is a covalent molecule in which center nitrogen atom is bonded with three hydrogen atoms through single covalent bond.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q-[Che-1M]" from Carbon and its Compounds→Carbon and its Compounds — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

Which of the given statement is true or false:
Statement A: Valeric acid is the common name of hexane.
Statement B: Glycerol is added in the manufacturing of soap.
→
On the basis of the sequence of the given reactions identify the most and least reactive elements:
X + YA → XA + Y ...(i)
X + YB → XB + Y ...(ii)
Z + XA → ZA + X
→
An iron nail was suspended in CuSO4 solution and kept for a while the solution is:
→
Reactions in which energy is absorbed are known as:
→
Where would you locate the element with electronic configuration 2, 8 in the modern periodic table?
  1. Group 8.
  2. Group 2.
  3. Group 18.
  4. Group 10.
→
Which one of the following elements symbolized as A and B is a metal: ${ }_{11}^{23} A,{ }_{20}^{40} B$ ?
→
The indicators which turn red in acid solution are:
  1. Turmeric and litmus.
  2. Phenolphthalein and methyl orange.
  3. Litmus and methyl orange.
  4. Phenolphthalein and litmus.
→
Which of the following reaction will not take place?
→
A covalent molecule having a double bond between its atoms is:
→
Zinc blende ore can be converted into zinc oxide by the process of:
→