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