Question
Which of the following elements is a member of the
actinoid series?Solution
The actinide series is a group of 15 elements on the periodic table with atomic numbers 89–103. The elements in this series are radioactive and have a wide range of oxidation states. Thorium is a radioactive actinide metal with the atomic number 90.
Who is the chairman of the Central Board of Direct Taxes (CBDT)?
How many teachers were conferred the National Teachers' Award for the year 2023 by the President?
Which urban body in India became the first to receive EPR credit for recycling single-use plastic items after seizing them?
Which of the following statements about Swami Dayanand Saraswati is INCORRECT?
Which university has built the first-ever subsea research lab in Asia for fostering multi-disciplinary talent for the global oil and gas industry?
The seventh Asian men’s Champions Trophy hockey tournament will be held at the _______from August 3 to 12 and will be the first time the tournament wi...
The measure of the force that can cause an object to rotate about an axis is called:
Who has become the first unseeded female player to win the Wimbledon Grand Slam?
How many saplings are targeted to be planted in Uttar Pradesh by 20 July 2024 under the Mitra Van scheme?
The government has revised the crop residue management guidelines, thus enabling efficient ex-situ management of paddy straw generated in Punjab, Haryan...
Relevant for Exams:
