M.A.R.'s user avatar
M.A.R.'s user avatar
M.A.R.'s user avatar
M.A.R.
  • Member for 9 years, 6 months
  • Last seen more than a week ago
  • Tabriz, Iran
51 votes
2 answers
31k views

Why is an S-S bond stronger than an O-O bond?

48 votes
3 answers
9k views

Is buckminsterfullerene aromatic?

34 votes
4 answers
14k views

Why is methanol toxic?

30 votes
1 answer
3k views

An introduction to "oxidation state"/"oxidation number"

28 votes
5 answers
17k views

Why is water "the universal" solvent?

22 votes
2 answers
11k views

Why is sand, sand; and why is glass, glass; While both mainly contain Silicon Dioxide?

22 votes
1 answer
2k views

What does the newest IUPAC nomenclature have against unsaturation?

22 votes
1 answer
7k views

Why is NaCl3 possible?

18 votes
1 answer
5k views

Why six C atoms are usually seen in cyclic compounds?

13 votes
3 answers
638 views

What is the usage of orbitals more complex than f orbitals?

13 votes
3 answers
2k views

A misunderstanding about the energy profile of reactions with a catalyst involved

12 votes
1 answer
248 views

Is Acrylamide carcinogenic? Why?

11 votes
1 answer
7k views

Why is electronegativity increasing with oxidation state increase?

10 votes
5 answers
78k views

Why is it obligatory to cool down the container of a sample to measure its mass in a lab?

9 votes
1 answer
45k views

How to know it when I see a covalent network?

9 votes
2 answers
811 views

What's the type of bonding in La@C60?

8 votes
4 answers
5k views

Why does stannous chloride occur despite the octet rule?

8 votes
1 answer
7k views

Radon gas in earthquake prediction - Why Rn?

8 votes
1 answer
744 views

What's the bonding in the diborane(6)- hydrogen chloride dimer?

8 votes
2 answers
413 views

What is the reason behind choosing the specific elements used for the synthesis of heavier elements?

7 votes
1 answer
4k views

How are pencil marks "adhered" to the paper?

7 votes
1 answer
4k views

Why is the electronegativity of hydrogen 2.20?

7 votes
2 answers
806 views

Can negative (abnormally) lattice enthalpies during the formation of ionic compounds exist?

7 votes
1 answer
224 views

Why so few fluid phases?

5 votes
2 answers
2k views

Why does lithium move on the surface of water during the reaction?

5 votes
1 answer
2k views

About the meaning of the names of f orbitals

5 votes
1 answer
1k views

Why did Dalton assume that atoms are spherical?

5 votes
1 answer
451 views

Inventor of CRT?

5 votes
2 answers
320 views

What is the origin of the naming of deoxycorticosterone acetate?

5 votes
2 answers
5k views

What defines an element's taste?