Exploring Periodic Table Trends

The video tutorial covers ionization energy, second ionization energy, electronegativity, metallic nature, and atomic radius. It explains the trends of these properties across the periodic table, highlighting the differences between elements like cesium, helium, neon, and lithium. The tutorial also introduces the concept of covalent bonds and how electronegativity affects electron sharing. Additionally, it discusses the metallic nature of elements and how atomic size changes across periods and groups.

Which element has the lowest ionization energy?

• Cesium

• Neon

• Helium

• Fluorine

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What is the second ionization energy?

• Energy required to remove the first electron

• Energy required to remove the second electron

• Energy required to remove a proton

• Energy required to add an electron

Why does lithium have a high second ionization energy?

• It has a large atomic radius

• It has a stable electron configuration after losing one electron

• It has a high electronegativity

• It has a low ionization energy

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Who introduced the concept of electronegativity?

• Albert Einstein

• Linus Pauling

• Marie Curie

• Niels Bohr

What is a covalent bond?

• Atoms transferring protons

• Atoms sharing protons

• Atoms transferring electrons

• Atoms sharing electrons

Which element is most likely to hog electrons in a covalent bond?

• Hydrogen

• Oxygen

• Cesium

• Helium

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What does metallic nature refer to in chemistry?

• Shininess of the element

• Willingness to give away electrons

• Malleability of the element

• Ability to conduct electricity

Which elements have the highest metallic nature?

• Bottom right of the periodic table

• Top right of the periodic table

• Bottom left of the periodic table

• Top left of the periodic table

How does atomic radius change as you move down a group in the periodic table?

• It increases

• It decreases

• It fluctuates

• It remains the same

What happens to the atomic radius as you move to the right in a period?

• It remains the same

• It decreases

• It increases

• It fluctuates