Second Periodical Test in Science 8
Quiz by ELOISA SAN JUAN
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6 questions
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- Q1What is the smallest particle of matter that can take part in a chemical reaction?ionformula unitatommolecule30s
- Q2Which of the following material is NOT considered as matter?heatwatersugarstone30s
- Q3The positive part of an atomnucleusneutronprotonelectron30s
- Q4The scientist who discover nucleusJ.J. ThomsonErnest RutherfordJames ChadwickJohn Dalton30s
- Q5If Magnesium-24 isotope has 10 electrons, the number of its proton is ___________2412223430s
- Q6Which of the following metals is most reactivepotassiumaluminumplatinumzinc30s