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Chemistry
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List the first 4 halogens as they appear in the periodic table as they appear. What does your answer suggest about their relative reactivity?

Fluorine, Chlorine, Bromine, IodineIf you write the electronic structure to start, F = 2,7, Cl = 2, 8, 7, Br = 2, 8, 8, 7, I = 2, 8, 8, 8, 7. This shows that they all have 7 outer electrons so we can tell...

JI
Answered by Joseph I. Chemistry tutor
3045 Views

Please describe an Ionic Bond

The mutual electrostatic attraction between pairs of oppositely charged ions. Usually the metal atom loses electrons to become a positively charged cation where as the non metal atom gains electrons to b...

OM
Answered by Orlando M. Chemistry tutor
2135 Views

What is the first ionisation energy? Write the equation for the first ionisation of Chlorine.

The first ionisation energy is the energy required to remove an electron from a gaseous atom.
The equation for the first ionisation of Chlorine is: Cl (g) --> Cl+ (g) + e-

KB
Answered by Kieran B. Chemistry tutor
19883 Views

What is a paramagnetic complex? Why is [Fe(H2O)6]2+ paramagnetic while [Fe(CN)6]2- is diamagnetic, despite both having octahedral Fe2+ centres?

A paramagnetic complex is any complex that has at least one unpaired electron.[Fe(H2O)6]2+ is paramagnetic since H2O is a weak field ligand, this means there is a small energy gap between the t2g and eg a...

KB
Answered by Kieran B. Chemistry tutor
23821 Views

Why is benzene more stable than expected?

All the carbons in benzene are sp2 hybridised. The carbons are each bonded to one hydrogen and all bonds to other carbon atoms in the ring are the same length. This bond is in between the bond ...

Answered by Chemistry tutor
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