Answer:
Isotopes are atoms of the same element that have different numbers of neutrons but the same number of protons and electrons. The difference in the number of neutrons between the various isotopes of an element means that the various isotopes have different masses.
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Answer:
All the members of a group of elements have the same number of valence electrons and similar chemical properties.
Explanation:
The vertical columns on the periodic table are called groups or families because of their similar chemical behavior.
Answer:
Bromine gains an electron
Explanation:
According to oxidation and reduction
Answer:
2 Carbon (C) is found on the Periodic Table; however, Carbon Dioxide (CO2) is not. Why is this the case? А B с D
A Only substances that cannot be broken down into simpler substances are found on the Periodic Table.
B Only gases are found on the Periodic Table.
C Only compounds are found on the Periodic Table.
D Compounds cannot be broken down into simpler substances.
Answer:
Explanation:
Once the water evaporates, you will start to see the minerals that were present in the water before it changed state. If the water was from the ocean, you will see salt crystals in the evaporated water. If the water was fresh, you may see other minerals typically found in fresh water.
