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