Combing of two non-metal atoms by sharing one or more pairs of electron is called ? (GSA 2022)

A. Ionic Bond

B. Covalent Bond

C. Metal Bond

D. None of These

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What is the scientific name the atoms of the same element with different mass number? (GSA 2022)

A. Subshells

B. Isotopes

C. Orbitals

D. None of These

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Plotting of the vibrations caused by an carthquake on a paper is called? (GSA 2022)

A. Photograph

B. Earthograph

C. Seismograph

D. None of These

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For what terminology is the abbreviation GPS being used globally? (GSA 2022)

A. Goe pakistan system

B. Global positioning system

C. Google path system

D. None of These

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