Question

*Who is different from us?*

1️⃣ MgO
2️⃣ CaO
3️⃣ NaCl
4️⃣ K₂O

3 NaCl is the right answer
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Answer 1

Answer:

Nacl is different from the given chemicals

Answer 2

NaCl is the different among them.

• There are four substances mentioned in the question 1) MgO , 2) CaO , 3) NaCl and 4) K2O.
• The MgO or magnesium oxide, CaO or calcium oxide and K2O or potassium oxide, can be categorised as the oxide substances.
• Only, NaCl or sodium chloride, here is a chloride substance.
• That's why, NaCl is the odd one here.