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Which element is classified as a metalloid?
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
Carbon monoxide and carbon dioxide have
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
Which electrons in a calcium atom in the ground state have the greatest effect on the chemical properties of calcium?
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
Which statement explains why a xenon atom is electrically neutral?
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
Which ion has the largest radius?
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
If two atoms are isotopes of the same element, the atoms must have
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
Which statement describes the charge and location of an electron in an atom?
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
The weighted average of the atomic masses of the naturally occuring isotopes of an element is the
different chemical properties and different physical properties
I-
The atom has the same number of protons and electrons.
the two electrons in the fourth shell
the same number of protons and a different number of neutrons
An electron has a negative charge and is located outside the nucleus.
atomic mass of the element
Si
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