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balance the following equation: Na2O + HCl --> NaCl + H2O

Na₂O + 2HCl --> 2NaCl + H₂O, easiest way to do this is to balance this equation is to write down all the atoms on both sides of the reaction. Its easiest to start with an element ...

Answered by Stephen A. • Chemistry tutor

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What is the general formula for drawing Alkanes

C_n h_{2n + 2}

Answered by Stephen A. • Chemistry tutor

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Consider the following reaction: C2H4 + HBr -> ?. a) What is the product of the reaction? Name the compound and give the structural formula. b) What is the type of the reaction? c) Draw a reaction mechanism.

a) Bromoethane

b) Electrophilic addition

c) (Drawing of the mechanism)

Answered by Katerina P. • Chemistry tutor

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Arrange the following elements in order of increasing ionization energy. Give an explanation. a) K, Cs, Na b) F, N, Be

a) Cs, Na, K The ionisation energy increases when going from bottom to top within a group due to electron shielding. b) Be, N, F The ionisation energy increases when going from left to right within a peri...

Answered by Katerina P. • Chemistry tutor

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Regarding the first ionisation energies, why do the values shown on the graph go down from magnesium to aluminium and then rise again from aluminium to silicon

The first ionisation energy of an element is the energy required in order to remove the outermost electron from the element to make it an ion with the charge +1. From magnesium to aluminium the values sho...

Answered by Luwaiza M. • Chemistry tutor

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