Cl ________________________ Lead
Mn ________________________ Gold _______
P ________________________ Potassium _______
S ________________________ Calcuim _______
Fe ________________________ B romine _______
-Fill in the blanks below:
An isotope is an atom of one element which has the same number of ___________ and _____________, but a different number of _______________.
An ion is an atom of one element which
has the same number of ___________ and _____________, but a different
number of _______________.
Ionic bonds form when ____________________________________________.
They form between _______________ and ______________.
Covalent bonds form when ________________________________________.
They form between _______________ and ______________, and between _______________ and _______________.
Whar is the difference between the atomic
number and the atomic mass of an element?
Why did Mendeleev arrange the elements
What do all the alkali metals have in common?
Why are the elements in the last column
called “noble” gases?
What are diatomic elements? List
Draw Cl2 in electron dot notation.
Write the electron configuration of the following elements:
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