Revise smart, understand Better

0.000 s

Revise smart, understand Better

ENERGY: Action of electricity on materials
ENERGY: Action of heat on materials
MATTER - PROPERTIES AND TRANSFORMATION: Chemical Reactions And Equations
MATTER - PROPERTIES AND TRANSFORMATION: Chemical Symbols, Formulae And Valency
MATTER - PROPERTIES AND TRANSFORMATION: Effect Of Heat On Substances
MATTER - PROPERTIES AND TRANSFORMATION: Introduction To Chemistry - Symbols
MATTER - PROPERTIES AND TRANSFORMATION: Mixtures And Pure Substances
MATTER - PROPERTIES AND TRANSFORMATION: Periodic table - Families of elements and Relative reactivity
MATTER - PROPERTIES AND TRANSFORMATION: Reaction With Oxygen of air
MATTER - PROPERTIES AND TRANSFORMATION: The Atom And Sub-Atomic Particles

5/63 MCQs for:

MATTER - PROPERTIES AND TRANSFORMATION: Reaction With Oxygen of air

The percentage of oxygen in the air can be determined by reacting it with a substance that specifically combines with oxygen, such as:

Carbon dioxide.

Nitrogen.

Argon.

Copper (heated).

Which of the following reactions is NOT a combustion reaction?

Rusting of iron.

Burning of cooking gas.

Burning of charcoal.

Burning of hydrogen.

What forms a black solid when heated in air?

Copper.

Iron.

Hydrogen.

Calcium.

Which gas is responsible for the 'pop' sound when a burning splint is introduced into it?

Nitrogen.

Hydrogen.

Oxygen.

Carbon dioxide.

The different components of liquid air can be separated by:

Fractional distillation.

Distillation and fractional distillation.

Distillation.

Evaporation.