Question

Very easy chemistry questions

Test your knowledge of Chemistry by writing 'T' for True and 'F' for False statements.

1. In a gas the molecules move in the same direction ___

2. Common salt and artificial food colouring are mixed to create rock salt ____

3. 'Laughing gas' is the common name of nitrous oxide ____

4. Air is considered to be an element____

5. The common name for ethylene glycol is glycogen _____

6. The method used to separate chemical mixtures on the
basis of colour is called chromatography____

7. Caustic soda and baking soda are bases which means
they are the chemical opposites of acids ___

8. Citric acid is present in lime juice ____

9. Gold is used to develop photographic negatives _____

10. The most used metal in the world is steel ____​

Answer 1

Answer:

I don't know

Explanation:

this is very difficult not easy