English Medium Class 10 - CBSE Question Bank Solutions

Name a carbon containing molecule which has two double bonds.

What would be the electron-dot structure of carbon dioxide which has the formula CO₂?

What type of chemical bond is formed between carbon and bromine?

What type of bonds are present in hydrogen chloride and oxygen?

Write the electron-dot structure for the following molecule.

Cl₂

What type of bonds are present in water molecule? Draw the electron-dot structure of water (H₂O).

What type of bonds are present in methane (CH₄) and sodium chloride (NaCl)?

State one major difference between covalent and ionic bonds and give one example each of covalent and ionic compounds.

What type of bonds are present in H₂  molecule? Draw their electron-dot structures.

What type of bonds are present in CH₄  molecule? Draw their electron-dot structures.

What type of bonds are present in Cl₂ molecule? Draw their electron-dot structures.

Fill in the following blank with suitable word:

The form of carbon which is known as black lead is ...........

What type of bonds are present in CO₂ molecule? Draw their electron-dot structures.

Which inert gas electron configuration do the Cl atoms in Cl₂ molecule resemble? What is this electron configuration?

Give one example of a molecule containing a single covalent bond.

Give one example of a molecule containing a double covalent bond

Give one example of a molecule containing a triple covalent bond.