1. How many pillar in Islam?

In Islam there are four pillars.

3. What is unubium called as now, in the periodic table?

it is called copernecium named after the gereat scientist
called copernicus

4. What is the eligibility & requirement of educational qualification in respect of the post of "The President of India"?

HE MUST BE CITIZEN OF iNDIA, AGE 35 OR ABOVE,QUALIFY TO
BECOME MEMBER OF LOK SABHA. THE CURRENT VICE
PRESIDENT/GOVERNOR OF ANY STATMINISTER OF UNION OF ANY
STATE HE SHOULD NOT HAVE BEN CONVICTED ANY CRIMINAL CASE
FOR PERIOD MORE THAN TWO YEARS.THERE IS NO EDUCATION
QUALIFICATION REQUIRED.

7. In india where is a mosque with tangle tomb?

Built in 1560, Humayun's Tomb is the first example of Mughal tomb ... Minar and Quwwat-al-Islam (might of Islam), the earliest extant mosque in India.