Podcast
Questions and Answers
What is the total number of elements present in the periodic table as shown in the image?
What is the total number of elements present in the periodic table as shown in the image?
118
According to the image, how many metalloid elements are present in the periodic table?
According to the image, how many metalloid elements are present in the periodic table?
7
What is the lightest gas, as indicated in the image?
What is the lightest gas, as indicated in the image?
Helium (He)
What element is identified as the 'first artificial element' in the image?
What element is identified as the 'first artificial element' in the image?
Based on the provided text, which element is considered the hardest metal?
Based on the provided text, which element is considered the hardest metal?
According to the image, what is the number of non-metal elements?
According to the image, what is the number of non-metal elements?
What is the number of metal elements listed in the image?
What is the number of metal elements listed in the image?
What is the lightest metal according to the image?
What is the lightest metal according to the image?
What is the heaviest metal, as listed in the information extracted from the image?
What is the heaviest metal, as listed in the information extracted from the image?
How many elements occur naturally according to the image?
How many elements occur naturally according to the image?
Flashcards
Total elements
Total elements
The periodic table contains a total of 118 elements.
Natural elements
Natural elements
There are 98 naturally occurring elements listed in the periodic table.
Artificial elements
Artificial elements
The periodic table includes 20 artificial (synthetic) elements.
Metallic elements
Metallic elements
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Non-metallic elements
Non-metallic elements
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Metalloid elements
Metalloid elements
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First artificial element
First artificial element
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Lightest element
Lightest element
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Lightest gas
Lightest gas
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Heaviest metal
Heaviest metal
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Study Notes
- Periodic Table for 12th grade
Key Facts
- The total number of elements is 118
- There are 98 elements in nature
- There are 20 artificial elements
- There are 90 metallic elements
- There are 21 non-metallic elements
- There are 7 metalloid elements
- The first artificial element is Polonium (Po)
- The lightest element is Hydrogen (H)
- The lightest gas is Helium (He)
- The heaviest metal is Osmium (Os)
- The hardest metal is Platinum (Pt)
- The softest metal is Sodium (Na)
- The lightest metal is Lithium (Li)
- The heaviest gas is Radon (Rn)
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