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The positive ions are written first .

The negative ions are written at the end.

NaOH

is Na^(+) positive ion so is written first.

'OH^(-)' is the negative ion so is written last.

Similarly with other hydroxides.

Similarly with acids.

H2SO4

2H^(+) is written first

SO4^(2-) is written last.

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lenpollock

Lvl 17
1y ago

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