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Periodic Trends

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Wize University Chemistry Textbook > Atoms, Ions, & Isotopes

The Periodic Table & Properties

2 Activities

If a new element was discovered below Po in the periodic table, will this element more likely to be a metal/metalloid/non-metal?

Compared to oxygen, would this element be more or less likely to form an ionic bond with lithium?
More The Periodic Table & Properties Questions:
IE, EA and EN
Arrange the following elements in order of increasing metallic character: Fr, Sb, In, S, Ba, Se.
If a new element was discovered below Po in the periodic table, will this element more likely to be a metal/metalloid/non-metal?
Compared to oxygen, would this element be more or less likely to form an ionic bond with lithium?
Practice: Periodic Trends
1. Arrange the following elements in order of decreasing metallic character: Sr, N, Si, P, Ga, Al
2. Compare the 3rd IE of Ca, Sr and Y.
3. Na+ has ionic radius 102 pm and Li has atomic radius 182 pm. Explain.
Atom: Nuclear Notation
Nuclear Notation - Practice Question
How many protons, neutrons and electrons are there in 75As3-?
Answer: There are
33
protons,
42
neutrons and
36
electrons.
Periodic Trends: Water reactivity
Your teacher may have demonstrated the reactions that occur between Alkali elements and water. Which one of these elements is the most reactive?
Give the name of the element with the symbol Sn:
Periodic Trends: Melting point
Rank the following from highest to lowest expected melting point.
Co Ir Rh Re Os
"The Periodic Table", image retrieved from Chemistry 2e (https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/Chemistry2e-OP_QCzV58S.pdf) by Flowers, P et al., is licensed under CC BY.
An element is known to have a mass number of 27.
"The Periodic Table", image retrieved from Chemistry 2e (https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/Chemistry2e-OP_QCzV58S.pdf) by Flowers, P et al., is licensed under CC BY.
Periodic Trends: Practice
Which of the choices below correctly identifies the relative size, electron affinity, and ionization energy of ground-state Cs, H, and N atoms?
Periodic Trends: Anomalies
Why is the ionization energy of Be greater than that of B?
Periodic Trends: Ionization energy
Ionization Energy refers to the amount of energy require to do what?