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प्रश्न
Write the name and formula of a molecule made up of three atoms of oxygen.
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उत्तर
Write the name and formula of a molecule made up of three atoms of oxygen.
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संबंधित प्रश्न
Which gas is produced when dilute hydrochloric acid is added to a reactive metal?
You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.
Name the metal which has been placed at the top of the reactivity series.
Which of the following elements would yield an acidic oxide.
Na, S, C, K, H
How do non-metals react with hydrogen? Explain with an example.
What happens when magnesium reacts with very dilute nitric acid? Write an equation for the reaction involved.
Why is white phosphorus kept immersed under water?
You are given a solution of AgNO3. Which of the following do you think cannot displace Ag from AgNO3solution?
(a) Magnesium
(b) Zinc
(c) Gold
(d) Copper
The elements whose oxides can turn litmus solution red are:
(a) lithium and sodium
(b) copper and potassium
(c) carbon and hydrogen
(d) phosphorus and sulphur
Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same?
(i) Good thermal conductivity
(ii) Good electrical conductivity
(iii) Ductility
(iv) High melting point
