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Type: Multiple-Choice
Category: Molecules and Compounds
Level: Grade 9
Author: vkaz232
Last Modified: 3 years ago

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Molecules and Compounds Question

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Grade 9 Molecules and Compounds

Water is a polar molecule because                                                    .
  1. it contains two hydrogen atoms for each oxygen atom
  2. both ends carry a positive charge
  3. each end of the molecule has a different charge
  4. both ends carry a negative charge