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Match it! Select the correct answer from the pull down...Good luck!
Which of the following is a physical change?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
If I was looking at a group of elements on the periodic table that are shiny, malleable, and great conductors, which group below would I be looking at?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
Which of the following is a compound
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
How many protons are in one atom of Iodine (I)?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
Which best describes a heterogeneous mixture?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
Which of the following property best describes a metalloid?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
If Potassium reacts with Oxygen to form a compound in the ratio of two Potassium to one oxygen atom. Element Q also reacts with Potassium in the ratio of two Potassium to one element Q atom. Which is most likely element X?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
What does the atomic number tell us?
53
the ability to conduct under the correct conditions
metals
melting an ice cube
Ammonia (NH3)
the number of protons
it contains two or more types of particles which are easily distinguished.
Selenium (Se)
Check it!