Where do you find the atoms with the strongest metallic properties on the periodic table?(1 point)
Responses
the lower right
the lower right
the lower left
the lower left
the upper left
the upper left
the upper right
5 answers
the upper right
How did Mendeleev come up with the first periodic table of the elements?(1 point)
Responses
He estimated the number of electrons in atoms of each element.
He estimated the number of electrons in atoms of each element.
He arranged the elements by different properties to find a pattern.
He arranged the elements by different properties to find a pattern.
He determined the mass of atoms of each element.
He determined the mass of atoms of each element.
He organized the elements by their atomic number.
Responses
He estimated the number of electrons in atoms of each element.
He estimated the number of electrons in atoms of each element.
He arranged the elements by different properties to find a pattern.
He arranged the elements by different properties to find a pattern.
He determined the mass of atoms of each element.
He determined the mass of atoms of each element.
He organized the elements by their atomic number.
He organized the elements by their atomic number.
How does the Coulomb force affect charge interactions?(1 point)
Responses
Like and opposite charges attract.
Like and opposite charges attract.
Like charges attract, and opposite charges repel.
Like charges attract, and opposite charges repel.
Like and opposite charges repel.
Like and opposite charges repel.
Like charges repel, and opposite charges attract.
Responses
Like and opposite charges attract.
Like and opposite charges attract.
Like charges attract, and opposite charges repel.
Like charges attract, and opposite charges repel.
Like and opposite charges repel.
Like and opposite charges repel.
Like charges repel, and opposite charges attract.
Like charges repel, and opposite charges attract.
1 answer