Chemistry Wonders

What is the general formula for an alkane?

• CnH2n-2

• CnH2n

• CnH2n+3

• CnH2n+2

What is the process of converting a liquid into a gas called?

• Condensation

• Sublimation

• Solidification

• Evaporation

Which functional group is present in alcohols?

• Hydroxyl group (-OH)

• Phosphate group (-PO4)

• Carbonyl group (-CO)

• Amino group (-NH2)

What is the name of the process where a solid changes directly into a gas?

• evaporation

• sublimation

• condensation

• fusion

What is the term for a substance that speeds up a chemical reaction without being consumed in the process?

• accelerator

• catalyst

• facilitator

• enhancer

What is the name of the bond formed between two amino acids in a protein?

• Peptide bond

• Covalent bond

• Ionic bond

• Hydrogen bond

What is the chemical formula for glucose?

• C6H12O6

• NaCl

• CO2

• H2O

What is the name of the process where a liquid changes into a gas at a temperature below its boiling point?

• Evaporation

• Condensation

• Sublimation

• Freezing

Which element is the basis of organic chemistry?

• Nitrogen

• Carbon

• Hydrogen

• Oxygen

What is the name of the process where a gas changes directly into a solid?

• Evaporation

• Deposition

• Condensation

• Sublimation