Question

who is the exofficio chairmen of rajya subha​

Answer 1

The Vice President of India is the ex-officio Chairman of Rajya Sabha.

Answer 2

$\huge \mathbb \purple {ANSWER}$

Article 64 of Indian Constitution, Vice-President of India is the ex-officio Chairman of the Council of States (Rajya Sabha) and shall not hold any other office of profit. ... He merely serves as an acting President until the new President assumes charge. Therefore, some scholars call him 'His Superfluous Highness'.