Page-2 of Chemical elements – Page 2

Lithium-Ion Battery Cell

A lithium-ion battery cell is a type of rechargeable battery in which lithium ions move from the negative electrode to the positive electrode during discharge and back when charging. Li-ion batteries use an intercalated lithium compound as one electrode material,...

May 21, 2018

Top Arsenic Affected States of India

The largest number of arsenic affected people in India is found in West Bengal where 83 blocks in 8 districts have groundwater contaminated by Arsenic. As of March...

May 19, 2018

Bhartiya Nirdeshak Dravya (BND-4201)

India Government Mint (IGM), a unit of Security Printing and Minting Corp of India Ltd has launched India’s first home-grown high purity gold reference standard –Bharatiya Nirdeshak Dravya...

April 12, 2018

India-UK Joint Team wins Newton-Bhabha Fund for project on Groundwater Arsenic Research in Ganga River Basin

An India-UK Joint Team has won the Newton-Bhabha Fund for a project on Groundwater Arsenic Research in Ganga River Basin. The Department of Science and Technology has undertaken...

March 15, 2018

Radha Mohan Singh launches Rapid Detection Kits for adulterants in fresh fish

Radha Mohan Singh, the Union Agriculture and Farmers Welfare Minister, has launched the Rapid Detection Kits for adulterants (ammonia and formaldehyde) in fresh fish in New Delhi on...

January 31, 2018

China launches world’s first fully electric cargo ship

China has launched the world’s first all-electric ship in Guangzhou in South China’s Guangdong Province, which can travel up to 80km with 2000-tonnes cargo after a two-hour charge....

November 15, 2017

EU reaches deal to curb funding of conflict minerals

The European Union has concluded a deal to stem the flow of gold and other metals used for funding of armed conflicts or produced in conditions that violated...

November 24, 2016

Scientists develop new strain of Rice that could boost Crop Yields

Scientists developed a new strain of rice that could boost the crop yields by 20%. They have identified the mysterious gene in rice that helps its roots to...

August 25, 2012

Scientist identify a new oxidant “X”

A new oxidant “X” has been identified which plays a significant role in the formation of gaseous Sulphuric acid in the atmosphere. Until now, it was thought that...

August 12, 2012

China to destroy unsafe drug capsules

254 pharmaceutical enterprises (~ 12%) of all capsule makers in China were discovered to be producing unsafe drug capsules. 5.8 % were found to contain excessive levels of...

May 28, 2012

Current Affairs: January 5, 2012

Prof Trinh Xuan Thuan gets ‘Kalinga Chair’ award Eminent scientist, Prof Trinh Xuan Thuan, of Vietnam has been conferred with the prestigious ‘Kalinga Chair’ award at the 99th...

January 5, 2012

Central Water Commission finds iron concentration in 22 spots in six states

A study by the Central Water Commission has observed that high concentration of iron content greater than 1.0 mg/l at 22 water quality stations has been found in...

December 29, 2011

Current Affairs

Daily MCQs

Monthly MCQs

Topic Wise CA MCQs

CA MCQs in Other Languages

GK MCQs Section

SSC/RRB/States Level MCQs

Page-2 of Topic: Chemical elements