Metals and Non-metals

CBSE Class 10 · Science · 22 past questions

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Q17 2023

A metal 'X' is used in thermite process. When X is burnt in air it gives an amphoteric oxide 'Y'. 'X' and 'Y'…
Q19 2023

When zinc reacts with sodium hydroxide, the product formed is…
Q20 2023

Among the following, the metal with lowest density is…
Q21 2023

The number of electrons in the outermost shell of the atom of a non-metal can be…
Q22 2023

For Questions number 17 to 20, two statements are given — one labelled as Assertion (A) and the other…