Question

Write any FIVE precautions to be taken in a chemistry laboratory. Name the Scientists who discovered the following in Hydrogen​

Answer 1

Answer:

1. Do not touch or taste any unknown substance.

2. Use an only a small quantity of chemicals to carry out experiment.

3. Do not work alone in the laboratory.

4. Do not throw hot concentrated acids into the sink directly.

5. Always wear an apron in the laboratory to protect your clothes.

The name derives from the Greek hydro for "water" and genes for "forming" because it burned in air to form water. Hydrogen was discovered by the English physicist Henry Cavendish in 1766. Scientists had been producing hydrogen for years before it was recognized as an element.

Explanation:

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