← SetsGrade 9 Science Q1: Matter & Chemical Reactions — Set 4
0 of 10
Grade 9 Science Q1: Matter & Chemical Reactions Practice Questions — Set 4
10 free Grade 9 Science Q1: Matter & Chemical Reactions reviewer questions with answers and explanations. Pindutin ang sagot mo para makita agad kung tama — kasama na ang paliwanag. Set 4 of 6.
31
Which subatomic particle has a negative charge?
32
What is the atomic number of an element?
33
Which part of the atom contains most of its mass?
34
How are elements arranged in the modern periodic table?
35
What are elements in the same vertical column called?
36
Which type of bond forms between a metal and a non-metal?
37
What is formed when two or more non-metals share electrons?
38
Which of the following is a characteristic of ionic compounds?
39
What type of chemical reaction is shown: 2H₂ + O₂ → 2H₂O?
40