$E$ is an element which reacts with oxygen to form an oxide $E_{2} O$ . an aqueous solution of $E_{2} O$ turns red litmus blue, so:
(a) What is the nature of oxide $E_{2} O$ ?
(b) Write the name of element $E$ .

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Solution

(a) Since, the aqueous solution of $E_{2} O$ turns red litmus blue, so it is a basic oxide.
(b) The element $E$ is lithium. Its symbol is $L i$ . It forms lithium oxide $L i_{2} O$

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E is an element which reacts with oxygen to form an oxide E2O. an aqueous solution of E2O turns red litmus blue, so:(a) What is the nature of oxide E2O?(b) Write the name of element E.

(a) Since, the aqueous solution of E2O turns red litmus blue, so it is a basic oxide. (b) The element E is lithium. Its symbol is Li. It forms lithium oxide Li2O

$E$ is an element which reacts with oxygen to form an oxide $E_{2} O$ . an aqueous solution of $E_{2} O$ turns red litmus blue, so:
(a) What is the nature of oxide $E_{2} O$ ?
(b) Write the name of element $E$ .

(a) Since, the aqueous solution of $E_{2} O$ turns red litmus blue, so it is a basic oxide.
(b) The element $E$ is lithium. Its symbol is $L i$ . It forms lithium oxide $L i_{2} O$