Properties within a group are more alike than properties within a period.
a. true
b. false

false,

Property in a group are very much the same as property in a period.

Explanation:

false,

Property in a group are very much the same as property in a period.

A group's elements have same chemical properties but have distinct chemical properties in a period. It is because the characteristics of chemicals are dependent on no valence electrons. As in a group every elements have the equal no of valence electron, which is why they have same chemical properties, but in a period the number of valence electron differs.

paul revere would be your answer : )

hello,

question- which is one way that muslims scholars contributed to the scientific recolution?

answer- well you see in the religion islam the religion muslims practice there was the prophet muahmmed peace be upon him who did good things such as sit in a sertian posotion to use the toilet which then the scientist of this generation later found that it was good for you there are many more things like this.

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