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Chemistry
A Level

Give the full electron configuration for the sodium ion, Na+.

1s22s22p6

AH
Answered by Anna H. • Chemistry tutor
6340 Views

What sort of mechanism is used during monobromination of benzene?

Electrophilic Substitution

Answered by • Chemistry tutor
1973 Views

How would you determine the pH of a solution?

pH is a measure of acidity and alkalinity. In fact, pH is a logarithmic scale from 0 to 14, with 0 being acidic and 14 being alkaline. When there is a high concentration of H+ ions then the sol...

Answered by • Chemistry tutor
2078 Views

Predict the number of peaks in a carbon-13 NMR spectrum of the following carbonyl isomers of C5H8O. (i) CH3CH2CH2CH2CHO (ii) (CH3)3CCHO (iii) CH3COCH(CH3)2

(i) 5 peaks (ii) 3 peaks(iii) 4 peaks

ED
3819 Views

Describe how a buffer solution based on hydrochloric acid can act as a buffer. (5)

HCl ⇌ H++ Cl- (1)Added alkali: H+ reacts with added alkali/OH- (1) Equilibrium shifts right forming Cl- or H+ (1) Added acid: Cl<...

DR
Answered by Daisy R. • Chemistry tutor
1934 Views

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