A) It is composed of electrons and neutrons B) It is composed of protons only C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) 0 B) + C) -
A) have an equal number of charged and noncharged particles. B) have an equal number of neutrons and protons. C) have neutrons in their nuclei. D) have an equal number of electrons and protons.
A) cooking eggs B) breaking a pencil C) burning wood D) digesting food
A) Atomic Number B) Alphabetical Order C) Atomic Mass D) Discovery Date
A) Neutrons B) Protons C) Valence Electrons D) Protons and Neutrons
A) density B) color C) shape D) pH
A) a total of eight neutrons and electrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight protons and neutrons.
A) protons plus the number of neutrons. B) neutrons. C) protons plus the number of electrons. D) protons.
A) They form negative ions with a -1 charge. B) They are located in the left-most column of the periodic table. C) They are extremely nonreactive. D) They are usually gases.
A) They form compounds with very bright colors. B) a basically nonreactive. C) They are highly reactive with both metals and nonmetals. D) They are extremely rare in nature.
A) are nonreactive B) are all metals C) exist in all three states of matter in normal conditions D) have only 1 valence electron
A) In the middle column of the periodic table. B) In the bottom rows. C) On the right side. D) On the left-most side.
A) mass;number B) location; ionization C) number; mass D) color; smell
A) 6 neutrons B) 3 neutrons C) 12 neutrons D) 8 neutrons
A) Alkali Metals B) Halogens C) Alkaline Earth D) Noble Gases
A) Akali B) Noble Gases C) Alkaline Earth D) Halogens
A) Halogens B) Alkaline Earth C) Noble Gases D) Alkali
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali
A) 5 B) 4 C) 2 D) 3
A) metalloids B) metals C) nonmetals
A) Ms. Watson B) Mendleev C) Einstein D) Mosely
A) According to atomic mass B) alphabetically C) by date discovered D) according to atomic number
A) Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) nucleus B) neutrons C) electrons D) protons
A) reactivity B) flammability C) pH D) color
A) burning B) adding dye C) breaking D) crushing
A) can only be observed by changing the substance B) vary within the same element C) can be observed with senses D) only can be seen in a few elements
A) vary within the same element B) cn only be observed by changing the substance C) can be observes with the senses D) only can be observed in a few elements
A) chemical B) physical
A) chemical B) physical
A) it will sink B) it will float C) not enough information
A) kilograms B) hours C) meters D) grams
A) nethier accurate or precise B) precise C) accurate D) both accurate and precise
A) 100 B) 1,000 C) 1/1,000 D) 1/100
A) independent B) dependent C) control D) constant
A) strawberries B) length of study C) fertilizer D) growth
A) control B) independent C) constant D) dependent
A) beaker B) stirring rod C) tongs D) graduated cylinder
A) 10 B) 13 C) 16 D) 0
A) 18 B) 19 C) 17 D) 35
A) 12 B) 26 C) 14 D) 10
A) 18 B) 10 C) 8 D) 2
A) 5.7 amu B) 115 amu C) 57 amu D) 0.57 amu
A) 4 B) 2 C) 1 D) 3
A) Bohr B) Thomson C) Dalton D) Rutherford
A) Chadwick B) Thomson C) Rutherford D) Democritus
A) Thomson B) Shrodinger and Heisenburg C) Rutherford D) Bohr
A) Dalton B) Thomson C) Bohr D) Rutherford
A) All matter is made of atoms. B) Atoms combine to form compounds in simple whole number ratios. C) Atoms of the same element are exactly alike.
A) Dalton B) Chadwick C) Bohr D) Rutherford
A) The mass of electrons is much smaller than the mass of protons and neutrons. B) Electrons are positively charged. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) Electron number never changes.
A) larger mass B) positive charge C) smaller mass D) negative charge
A) electrons B) protons C) neutrons D) positrons
A) 0.33g/ml B) 3g/ml C) 1.33g/ml D) 72g/ml
A) 0.094g B) 17.5g C) 24g D) 10.7g |