MIDTERM: ACTIVITY 6 (ppt ni sir)

Question 1

Test for Carbon, Hydrogen, and Oxygen

Answer 1

Combustion Reaction | REDOX

Question 2

a chemical reaction in which there is a transfer of electrons between two substances.

Answer 2

Combustion Reaction | REDOX

C12H22O11+ CuO → CO2 + H2O + Cu

CO2+ Ca(OH)2 → CaCO3 + H2O

Question 3

Test for Nitrogen

Answer 3

Decomposition Reaction

Question 4

A chemical reaction in which a single compound breaks down into two or more simpler substances.

Answer 4

Decomposition Reaction

(NH2)2CO → NH3 + HNCO

NH3+ NaOH →Na2CO3 + H2O

CO2+CaO → CaCO3

Question 5

Test for Halogen
- Beilsten Test

Answer 5

Substitution Reaction | REDOX

Question 6

A chemical reaction where one or more atoms or groups in a molecule are replaced by another
atom, ion, or group.

Answer 6

Substitution Reaction | REDOX

CHCI3+ CuO CuCl2 + H2O

Question 7

Test for Halogen
- Silver Nitrate Test

Answer 7

1. Dehalogenation | Precipitation
2. Complexation (Coordination Reaction)

Question 8

A chemical reaction involving the removal of a halogen atom from a compound.

Answer 8

Dehalogenation | Precipitation

Question 9

Involves the formation of complex ions by the interaction of metal ions with ligands (molecules or ions that can bond to a central metal ion).

Answer 9

Complexation (Coordination Reaction)

Question 10

Test for Sulfur and Phosphorus

Answer 10

1. Oxidation
2. Complexation

Question 11

Involve the loss of electrons by a chemical species, leading to an increase in its oxidation state.

Answer 11

Oxidation