3.x Understanding Thermal Decomposition (GCSE Chemistry)

The following is a GCSE Chemistry test covering '3.x Understanding Thermal Decomposition'

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What is the chemical equation for carbon dioxide, commonly released in thermal decomposition reactions?

Heating sodium hydrogencarbonate produces sodium carbonate, carbon dioxide, and what else?

Which of the following is a useful application of thermal decomposition of calcium carbonate?

Thermal decomposition reactions generally require:

Chalk is chemically composed mainly of:

What does "decomposition" mean in thermal decomposition?

Limestone is commonly composed of:

What colour change occurs when copper carbonate undergoes thermal decomposition?

What does "thermal" mean in thermal decomposition?

Which of the following materials do NOT involve calcium carbonate?

Decomposition reactions require what form of energy?

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