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2021-06-17

What are the elements on the far right side of the periodic table?

What are the elements on the far right side of the periodic table?

Explanation: But as we FACE the Periodic Table, the elements on OUR right hand side are the Noble Gases…: helium; neon; argon; krypton, xenon; and radon ….

What are the elements in the first group of the periodic table?

Group 1A (or IA) of the periodic table are the alkali metals: hydrogen (H), lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr).

What are the properties of elements in the same group?

Elements within the same group have the same number of electrons in their valence (outermost) shells, and they have similar electron configurations. They exhibit similar chemical properties.

Which element in the Group 1 has the highest density?

Osmium

What metal is more precious than gold?

Throughout history platinum has tended to be more expensive than gold and is generally considered to be the most valuable metal of all. Culturally, there is a hierarchy amongst the precious metals which roughly translates into their material value.

What are the 4 precious metals?

The four primary precious metals are gold, silver, platinum, and palladium.

What is the most expensive diamond in the world?

Most Expensive Diamonds Comparison (data for 2021):

Diamond Carat weight Price
The Cullinan Diamond 3,106.75 carats $400 millions
The Hope Diamond 45.55 carats $350 million
De Beers Centenary Diamond 273.8 carats $100 million
The Steinmetz Pink Diamond 59.6 carats $71.2 millions

What is the biggest diamond in the world?

On January 25, 1905, at the Premier Mine in Pretoria, South Africa, a 3,106-carat diamond is discovered during a routine inspection by the mine’s superintendent. Weighing 1.33 pounds, and christened the “Cullinan,” it was the largest diamond ever found.