Chemistry, asked by rosie5393, 9 hours ago

Please Answer this asap

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Answered by parulrani894

Answer:

Option 3 is correct.

Thanks for question.

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Answered by AnanthAkshatha01

Name of the ElementSymbol of the ElementAtomic NumberHydrogenH1HeliumHe2LithiumLi3BerylliumBe4BoronB5CarbonC6NitrogenN7OxygenO8FluorineF9NeonNe10SodiumNa11MagnesiumMg12AluminiumAl13SiliconSi14PhosphorusP15SulfurS16ChlorineCl17ArgonAr18PotassiumK19CalciumCa20

3 is the correct answer

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