11 TH GRADE DIAGNOSTIC EXAM 23

Last updated almost 3 years ago
15 questions
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1

Matter consists on particles called

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1

The parts of the atom are:

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1

What type of charge do protons have?

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What type of charge do neutrons have?

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1

What contains the nucleus of an atom?

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What moves around the nucleus of an atom?

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1

How is organized the modern periodic table?

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1

What is the atomic number of silver?

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What is the atomic mass for silver?

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How are periods arrange in the periodic table?

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1

The alkali metal atoms at the far left of the periodic table are the

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This elements are highly reactive, and they can be harmful or lethal to biological organisms in sufficient quantities. This reactivity is due to high electronegativity and high effective nuclear

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What kind of bond forms when the difference between the electronegativities of two atoms is too small for an electron transfer to occur to form ions?

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What kind of bond forms when the valence (outermost) electrons of one atom are transferred permanently to another atom?