Question
Who proposed the 'Law of Octaves' in the periodic
classification of elements?Solution
The 'Law of Octaves' was proposed by John Newlands in 1865. According to this law, elements arranged in increasing order of atomic weights exhibit similar properties at every eighth element.
Who is known as Nightingale of India?
_________ is called the father of the modern Indian Renaissance due to the remarkable changes he instituted in 18th and 19th century India.
The human eyes form the image of an object at its:
- What is the boiling point of water at sea level?
Who formed the association in favour of widow remarriage in Madras Presidency?
- Which layer of the Earth's atmosphere contains the ozone layer?
Any ineligible Member of Parliament is terminated by?
Which Indian city is known as the "Manchester of India"?
Raghav Chadha is a Rajya Sabha member from which of the following Political Parties?
- Which schedule of the Indian Constitution contains provisions for the administration of tribal areas in the northeastern states?