Atomic structure JC Word Scramble
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Question | Answer |
What is the definition of Atomic number? | The number of protons in an atom |
What sub atomic particles are found in the nucleus? | Protons and Neutrons |
What is the mass number of an atom? | The mass number is the number of protons and neutrons in an atom |
What terms describe the particles found in the atoms? | Sub-atomic particles |
How many naturally occurring elements are there? | 92 |
Definition of an atom? | Smallest particle of an element that still has the properties of that element |
Charge on an electron | Negative |
How many groups are there on the Periodic table? | 8 |
Group 1 are called? | Alkali metals |
Group 8 are called? | Noble |
The charge on a proton? | Positive |
He discovered the Periodic table? | Dimitri Mendelev |
Elements are arranged in the Periodic table according to? | Increasing Atomic number |
Group 2 are called? | Alkaline Earth metals |
The gas formed when group one metals react with water? | Hydrogen |
The particles found in the nucleus of the atom? | Protons and Neutrons |
The group number tells you? | How many electrons in the outer shell |
The period number tell you? | How many shells/orbits the atom has |
Reactivity increases going across the Periodic table? True or False | False, decreases going across table |
Which is the most reactive of these 3 group 1 metals? Sodium, Potassium, Lithium | Potassium |
What are the two types of chemical bonding? | Ionic and covalent bonding |
Ionic bonding occurs between a metal and a _____________ | non-metal |
Elements react because they want to achieve a __________ outer shell of __________ electrons | full, eight |
The metal becomes _____________ charged when it loses an electron | positively |
An element that has lost or gained electrons to become charged is known as a _____________ | Ion |
Where electrons are shared this is known as _______________ bonding | Covalent |
Covalent bonding occurs between two ___________ ____________ | Non-metals |
Sodium chloride and magnesium oxide have what type of bonding | Ionic |
When a element gains electrons it becomes ____________ charged | Negatively |
Water, methane and carbon dioxide have what type of bonding? | Covalent |
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