Podcast
Questions and Answers
What is the chemical symbol for gold?
What is the chemical symbol for gold?
- Ac
- Al
- Ag
- Au (correct)
Which subatomic particle has a positive charge?
Which subatomic particle has a positive charge?
- Electron
- Proton (correct)
- Isotope
- Neutron
What is the most abundant gas in the Earth's atmosphere?
What is the most abundant gas in the Earth's atmosphere?
- Oxygen
- Nitrogen (correct)
- Hydrogen
- Carbon Dioxide
परमाणु का किसके द्वारा निर्धारण किया जाता है?
परमाणु का किसके द्वारा निर्धारण किया जाता है?
ऑक्सीकरण संख्या क्या होती है?
ऑक्सीकरण संख्या क्या होती है?
सभी तत्वों में कौन सी क्षमता एक सामान्य धातु की तुलना में सबसे अधिक होती है?
सभी तत्वों में कौन सी क्षमता एक सामान्य धातु की तुलना में सबसे अधिक होती है?
Flashcards
Gold's Symbol
Gold's Symbol
Au
Positive Particle
Positive Particle
Proton
Earth's Most Abundant Gas
Earth's Most Abundant Gas
Nitrogen
Who is Niels Bohr?
Who is Niels Bohr?
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What is oxidation number?
What is oxidation number?
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Highest capacity among elements?
Highest capacity among elements?
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Study Notes
Chemistry Basics
- The chemical symbol for gold is Au.
- The subatomic particle with a positive charge is the proton.
- The most abundant gas in the Earth's atmosphere is nitrogen.
Atomic Structure and Properties
- The atomic number of an element determines its identity.
- Oxidation number represents the charge an atom would have if it were an ion.
- The ionization potential is the energy required to remove an electron from an atom. Metals generally have lower ionization potentials compared to nonmetals.
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