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An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identity the element from the following [NCERT Exemplar Problems] (a) Mg (b) Na (c) P (d) Ca

An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identity the element from the following [NCERT Exemplar Problems]
(a) Mg
(b) Na
(c) P
(d) Ca

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 8741 Points
2 months ago
Answer: b

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