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Most voted questions under tag chemistry

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0 answers
What is the effect of mixing manganese dioixide with hydrogen peroxide?
posted Sep 17, 2018 by Harshita Dhaliwal
  • chemistry
  • chemicals
0 votes
1 answer
Calculate the weight of KMnO4 contained in 2 litres of 0.15 M solution
posted Sep 16, 2018 by Kumar Shubham
  • chemistry
0 votes
0 answers
What is the chemical formula for "White Lead"?
posted Sep 11, 2018 by anonymous
  • chemistry
  • chemical formula
0 votes
Which of the following is the name of an element in the periodic table? [MCQ]
posted Sep 10, 2018 by anonymous
  • chemistry
0 votes
Which of these substances is composed of only two elements – hydrogen and oxygen? [MCQ]
posted Sep 3, 2018 by Alok Dev
  • elements
  • chemistry
  • substance
0 votes
0 answers
What role does potassium permanganate have in the process where water is obtained from hydrogen peroxide?
posted Aug 30, 2018 by Deepak Chitragar
  • chemistry
0 votes
0 answers
Why the apple changes its color to brown after few minutes of cutting it?
posted Aug 25, 2018 by anonymous
  • food
  • why
  • chemistry
0 votes
0 answers
Which oxides is formed when potassium metal is burnt in excess air?
posted Aug 25, 2018 by anonymous
  • chemistry
0 votes
0 answers
Which colloidal solution is used in photography?
posted Aug 24, 2018 by Ruchi Kashyap
  • photography
  • general
  • chemistry
0 votes
1 answer
Which acid is used in synthetic lemonade?
posted Aug 19, 2018 by Sandy Joe
  • general
  • chemistry
0 votes
0 answers
When CO2 is passed through lime water, then what happens to the color of lime water?
posted Aug 15, 2018 by anonymous
  • chemistry
0 votes
0 answers
What is the chemical formula of Plaster of Paris?
posted Aug 15, 2018 by anonymous
  • chemistry
  • chemical formula
0 votes
Which petroleum refinery product has the lowest boiling point? [MCQ]
posted Jul 4, 2018 by Subham Singh
  • petrol
  • chemistry
  • science
0 votes
0 answers
How do substance like con and water move in and out of the cell
posted Jun 29, 2018 by Golu Sitpara
  • chemistry
  • science
0 votes
1 answer
What is the chemical formula of the Sugar?
posted Jun 26, 2018 by Aman Rajbhar
  • chemistry
  • chemical formula
0 votes
0 answers
An aqueous solution contains 0.4% urea and 3.42% sugar by mass, calculate the osmotic pressure of solution at 27°C?
posted Apr 22, 2018 by Neel Kamal
  • chemistry
0 votes
0 answers
what is the volume of gas at 0 degree celcius
posted Mar 29, 2018 by Rajan Chauhan
  • chemistry
0 votes
0 answers
please help me
posted Mar 11, 2018 by anonymous
  • chemistry
  • physics
  • general
  • electrochemistry
0 votes
0 answers
Check the following image and help me with the electrochemistry question?
posted Feb 9, 2018 by Anks Great
  • electrochemistry
  • physics
  • chemistry
0 votes
0 answers
Why are the nuclei of some atoms unstable?
posted Jan 22, 2018 by Munni Narang
  • chemistry
  • science
0 votes
0 answers
What is the definition of Chemistry?
posted Jan 14, 2018 by Ashutosh Negi
  • definition
  • chemistry
0 votes
0 answers
What is the method to convert 0.19 into LN 0.19?
posted Jan 1, 2018 by Akhilesh Negi
  • chemistry
0 votes
1 answer
What is the full name of the compound - CH2ClCH2CHClCHCl2
posted Dec 18, 2017 by anonymous
  • chemistry
0 votes
0 answers
How do the atoms in a water molecule stick together?
posted Nov 2, 2017 by Alivia Clark
  • science
  • water
  • chemistry
0 votes
0 answers
What is a Periodic Table in chemistry and why it is called Mendeleev Periodic table?
posted May 31, 2017 by anonymous
  • chemistry
0 votes
1 answer
For what discovery did Sir Harold Kroto, Robert Curl and Richard Smalley receive the 1996 Nobel Prize in Chemistry?
posted Aug 23, 2016 by Nikhil Pandey
  • chemistry
  • nobel
  • award
0 votes
1 answer
What is (TEL) Tetraethyl Lead and what is its use?
posted May 18, 2016 by Erika
  • chemistry
  • science
0 votes
0 answers
Water is a good solvent of ionic salts because of what?
posted May 4, 2016 by Rahul Chandel
  • chemistry
  • water
0 votes
0 answers
4 new elements added to the periodic table? Can someone please provide the details of these elements?
posted Jan 5, 2016 by Amit Kumar Pandey
  • chemistry
  • science
0 votes
1 answer
Zirconium, hafnium and rutherfordium are elements in the same group.............what is the fourth member of this group?
posted Sep 23, 2015 by Nikhil Pandey
  • chemistry
  • metal
–1 vote
2 answers
Do water and ice weigh the same?
posted Feb 19, 2018 by Azhar Keer
  • water
  • physics
  • chemistry
  • science
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